125,042
125,042 is a composite number, even.
125,042 (one hundred twenty-five thousand forty-two) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 103 × 607. Written other ways, in hexadecimal, 0x1E872.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 240,521
- Recamán's sequence
- a(236,080) = 125,042
- Square (n²)
- 15,635,501,764
- Cube (n³)
- 1,955,094,411,574,088
- Divisor count
- 8
- σ(n) — sum of divisors
- 189,696
- φ(n) — Euler's totient
- 61,812
- Sum of prime factors
- 712
Primality
Prime factorization: 2 × 103 × 607
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√125,042 = [353; (1, 1, 1, 1, 2, 1, 1, 8, 22, 1, 2, 3, 3, 3, 1, 13, 1, 1, 1, 100, 2, 1, 2, 8, …)]
Period length 58 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-five thousand forty-two
- Ordinal
- 125042nd
- Binary
- 11110100001110010
- Octal
- 364162
- Hexadecimal
- 0x1E872
- Base64
- Aehy
- One's complement
- 4,294,842,253 (32-bit)
- Scientific notation
- 1.25042 × 10⁵
- As a duration
- 125,042 s = 1 day, 10 hours, 44 minutes, 2 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρκεμβʹ
- Mayan (base 20)
- 𝋯·𝋬·𝋬·𝋢
- Chinese
- 一十二萬五千零四十二
- Chinese (financial)
- 壹拾貳萬伍仟零肆拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 125042, here are decompositions:
- 13 + 125029 = 125042
- 61 + 124981 = 125042
- 223 + 124819 = 125042
- 271 + 124771 = 125042
- 283 + 124759 = 125042
- 349 + 124693 = 125042
- 373 + 124669 = 125042
- 409 + 124633 = 125042
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9E A1 B2 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.232.114.
- Address
- 0.1.232.114
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.232.114
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 125,042 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 125042 first appears in π at position 13,078 of the decimal expansion (the 13,078ordinal-suffix:th 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.