9
Number 9 (nine) is an odd digit composite number and natural number following 8 and preceding 10.
Nominal | 9 |
Cardinal | nine |
Ordinal | 9th |
Number of digits | 1 |
Sum of digits | 9 |
Product of digits | 9 |
Number parity | Odd |
Calculation was done in 0.0000479221 seconds
Prime factorization | 3 x 3 |
Prime factorization in exponent form | 32 |
Prime factors | 3 |
Number of distinct prime factors ω(n) | 1 |
Total number of prime factors Ω(n) | 2 |
Sum of prime factors | 3 |
Product of prime factors | 3 |
Calculation was done in 0.0000109673 seconds
List of proper divisors | 1, 3 |
List of all dividers | 1, 3, 9 |
Number of divisors d(n) | 3 |
Sum of all divisors σ(n) | 13 |
Aliquot sum | 4 |
9 is a deficient number , since it is larger than the sum of its proper divisors (4). Its deficiency is 5. |
Calculation was done in 0.0000290871 seconds
Is 9 a prime number? | No |
Is 9 a semiprime number? | Yes |
Is 9 a Chen prime number? | No |
Is 9 a Mersenne prime number? | No |
Calculation was done in 0.0000140667 seconds
Is 9 a Catalan number? | No |
Is 9 a Fibonacci number? | No |
Is 9 a Idoneal number? | Yes: I8 |
Calculation was done in 0.0000059605 seconds
9 is not a Happy number |
9 is a Humble number |
9 is not a Münchhausen number |
9 is not a Perfect number |
9 is a Perfect square |
9 is a Palindrome |
Calculation was done in 0.0080921650 seconds
Base | System | Value |
---|
2 | Binary | 10012 |
3 | Ternary | 1003 |
4 | Quaternary | 214 |
5 | Quinary | 145 |
6 | Senary | 136 |
7 | Septenary | 127 |
8 | Octal | 118 |
9 | Nonary | 109 |
10 | Decimal | 9 |
12 | Duodecimal | 912 |
16 | Hexadecimal | 916 |
20 | Vigesimal | 920 |
36 | Base36 | 936 |
60 | Sexagesimal | 960 |
Calculation was done in 0.0000219345 seconds
Square of 9 (n2) | 81 |
Cube of 9 (n3) | 729 |
Square root of 9 | 3 |
Natural Logarithm (ln) of 9 | 2.1972245773362 |
Decimal Logarithm (log) of 9 | 0.95424250943932 |
Calculation was done in 0.0000059605 seconds
Sine of 9 | 0.41211848524176 |
Cosecant of 9 | 2.426486643552 |
Cosine of 9 | -0.91113026188468 |
Secant of 9 | -1.097537906305 |
Tangent of 9 | -0.45231565944181 |
Cotangent of 9 | -2.2108454109992 |
Calculation was done in 0.0000169277 seconds
Is 9 an Odd Number?
Yes, the number 9 is an odd number.
Total number of all odd numbers from 1 to 9 is
5Sum of all the odd numbers from 1 to 9 are
25The sum of all odd numbers is a perfect square: 25 = 5
An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.
Calculation was done in 0.0000081062 seconds
The spelling of 9 in words is "nine", meaning that: |
9 is an aban number (a number without the letter a) |
9 is not an eban number (as it contains the letter e) |
9 is not an iban number (as it contains the letter i) |
9 is an oban number (a number without the letter o) |
9 is a tban number (a number without the letter t) |
9 is an uban number (a number without the letter u) |
Calculation was done in 0.0000028610 seconds
Bengali numerals | ৯ |
Eastern Arabic numerals | ٩ |
Hieroglyphs numeralsused in Ancient Egypt | 𓐂 |
Khmer numerals | ៩ |
Japanese numerals | 九 |
Roman numerals | IX |
Thai numerals | ๙ |
Calculation was done in 0.0001029968 seconds
Arabic | تسعة |
Croatian | devet |
Czech | devět |
Danish | ni |
Dutch | negen |
Estonian | asieke |
Faroese | níggju |
Filipino | siyám |
Finnish | yhdeksän |
French | neuf |
Greek | εννέα |
German | neun |
Hebrew | תשע |
Hindi | नौ |
Hungarian | kilenc |
Icelandic | níu |
Indonesian | sembilan |
Italian | nove |
Japanese | 九 |
Korean | 구 |
Latvian | deviņi |
Lithuanian | devyni |
Norwegian | ni |
Persian | نه |
Polish | dziewięć |
Portuguese | nove |
Romanian | nouă |
Russian | девять |
Serbian | девет |
Slovak | deväť |
Slovene | devet |
Spanish | nueve |
Swahili | tisa |
Swedish | nio |
Thai | เก้า |
Turkish | dokuz |
Ukrainian | девʼять |
Vietnamese | chín |
Calculation was done in 0.0226490498 seconds
Number 9 reversed | 9 |
ASCII Code | 9 | |
Unicode Character | U+0009 | |
Unix Timestamp | Thu, 01 Jan 1970 00:00:09 +0000 |
Calculation was done in 0.0000319481 seconds
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