121,331
121,331 is a composite number, odd.
121,331 (one hundred twenty-one thousand three hundred thirty-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 7 × 17,333. Written other ways, in hexadecimal, 0x1D9F3.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 11
- Digit product
- 18
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 133,121
- Square (n²)
- 14,721,211,561
- Cube (n³)
- 1,786,139,319,907,691
- Divisor count
- 4
- σ(n) — sum of divisors
- 138,672
- φ(n) — Euler's totient
- 103,992
- Sum of prime factors
- 17,340
Primality
Prime factorization: 7 × 17333
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√121,331 = [348; (3, 14, 1, 4, 3, 3, 2, 1, 4, 1, 1, 1, 1, 1, 3, 9, 1, 2, 11, 2, 6, 3, 1, 1, …)]
Representations
- In words
- one hundred twenty-one thousand three hundred thirty-one
- Ordinal
- 121331st
- Binary
- 11101100111110011
- Octal
- 354763
- Hexadecimal
- 0x1D9F3
- Base64
- Adnz
- One's complement
- 4,294,845,964 (32-bit)
- Scientific notation
- 1.21331 × 10⁵
- As a duration
- 121,331 s = 1 day, 9 hours, 42 minutes, 11 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρκατλαʹ
- Mayan (base 20)
- 𝋯·𝋣·𝋦·𝋫
- Chinese
- 一十二萬一千三百三十一
- Chinese (financial)
- 壹拾貳萬壹仟參佰參拾壹
Also seen as
UTF-8 encoding: F0 9D A7 B3 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.217.243.
- Address
- 0.1.217.243
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.217.243
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 121,331 and was likely granted around 1871.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.