122,942
122,942 is a composite number, even.
122,942 (one hundred twenty-two thousand nine hundred forty-two) is an even 6-digit number. It is a composite number with 4 divisors, and factors as 2 × 61,471. Written other ways, in hexadecimal, 0x1E03E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 288
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 249,221
- Square (n²)
- 15,114,735,364
- Cube (n³)
- 1,858,235,795,120,888
- Divisor count
- 4
- σ(n) — sum of divisors
- 184,416
- φ(n) — Euler's totient
- 61,470
- Sum of prime factors
- 61,473
Primality
Prime factorization: 2 × 61471
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√122,942 = [350; (1, 1, 1, 2, 2, 3, 2, 3, 5, 1, 1, 1, 1, 20, 53, 1, 8, 2, 49, 1, 1, 1, 1, 1, …)]
Representations
- In words
- one hundred twenty-two thousand nine hundred forty-two
- Ordinal
- 122942nd
- Binary
- 11110000000111110
- Octal
- 360076
- Hexadecimal
- 0x1E03E
- Base64
- AeA+
- One's complement
- 4,294,844,353 (32-bit)
- Scientific notation
- 1.22942 × 10⁵
- As a duration
- 122,942 s = 1 day, 10 hours, 9 minutes, 2 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρκβϡμβʹ
- Mayan (base 20)
- 𝋯·𝋧·𝋧·𝋢
- Chinese
- 一十二萬二千九百四十二
- Chinese (financial)
- 壹拾貳萬貳仟玖佰肆拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 122942, here are decompositions:
- 3 + 122939 = 122942
- 13 + 122929 = 122942
- 73 + 122869 = 122942
- 103 + 122839 = 122942
- 109 + 122833 = 122942
- 181 + 122761 = 122942
- 199 + 122743 = 122942
- 223 + 122719 = 122942
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9E 80 BE (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.224.62.
- Address
- 0.1.224.62
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.224.62
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 122,942 and was likely granted around 1871.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 122942 first appears in π at position 322,402 of the decimal expansion (the 322,402ordinal-suffix:nd digit after the integer 3).
Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.
Related reading
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.