121,412
121,412 is a composite number, even.
121,412 (one hundred twenty-one thousand four hundred twelve) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 127 × 239. Written other ways, in hexadecimal, 0x1DA44.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 11
- Digit product
- 16
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 214,121
- Square (n²)
- 14,740,873,744
- Cube (n³)
- 1,789,718,963,006,528
- Divisor count
- 12
- σ(n) — sum of divisors
- 215,040
- φ(n) — Euler's totient
- 59,976
- Sum of prime factors
- 370
Primality
Prime factorization: 2 2 × 127 × 239
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√121,412 = [348; (2, 3, 1, 4, 1, 5, 2, 1, 15, 1, 1, 10, 1, 9, 1, 40, 11, 1, 3, 1, 2, 3, 5, 1, …)]
Representations
- In words
- one hundred twenty-one thousand four hundred twelve
- Ordinal
- 121412th
- Binary
- 11101101001000100
- Octal
- 355104
- Hexadecimal
- 0x1DA44
- Base64
- AdpE
- One's complement
- 4,294,845,883 (32-bit)
- Scientific notation
- 1.21412 × 10⁵
- As a duration
- 121,412 s = 1 day, 9 hours, 43 minutes, 32 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρκαυιβʹ
- Mayan (base 20)
- 𝋯·𝋣·𝋪·𝋬
- Chinese
- 一十二萬一千四百一十二
- Chinese (financial)
- 壹拾貳萬壹仟肆佰壹拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 121412, here are decompositions:
- 43 + 121369 = 121412
- 61 + 121351 = 121412
- 79 + 121333 = 121412
- 103 + 121309 = 121412
- 223 + 121189 = 121412
- 241 + 121171 = 121412
- 331 + 121081 = 121412
- 349 + 121063 = 121412
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9D A9 84 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.218.68.
- Address
- 0.1.218.68
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.218.68
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 121,412 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.