125,426
125,426 is a composite number, even.
125,426 (one hundred twenty-five thousand four hundred twenty-six) is an even 6-digit number. It is a composite number with 24 divisors, and factors as 2 × 7 × 17² × 31. Written other ways, in hexadecimal, 0x1E9F2.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 480
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 624,521
- Recamán's sequence
- a(235,312) = 125,426
- Square (n²)
- 15,731,681,476
- Cube (n³)
- 1,973,161,880,808,776
- Divisor count
- 24
- σ(n) — sum of divisors
- 235,776
- φ(n) — Euler's totient
- 48,960
- Sum of prime factors
- 74
Primality
Prime factorization: 2 × 7 × 17 2 × 31
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√125,426 = [354; (6, 2, 3, 1, 1, 13, 1, 1, 1, 1, 12, 3, 1, 1, 1, 2, 3, 2, 4, 2, 4, 2, 3, 2, …)]
Period length 40 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-five thousand four hundred twenty-six
- Ordinal
- 125426th
- Binary
- 11110100111110010
- Octal
- 364762
- Hexadecimal
- 0x1E9F2
- Base64
- Aeny
- One's complement
- 4,294,841,869 (32-bit)
- Scientific notation
- 1.25426 × 10⁵
- As a duration
- 125,426 s = 1 day, 10 hours, 50 minutes, 26 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρκευκϛʹ
- Mayan (base 20)
- 𝋯·𝋭·𝋫·𝋦
- Chinese
- 一十二萬五千四百二十六
- Chinese (financial)
- 壹拾貳萬伍仟肆佰貳拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 125426, here are decompositions:
- 3 + 125423 = 125426
- 19 + 125407 = 125426
- 43 + 125383 = 125426
- 73 + 125353 = 125426
- 97 + 125329 = 125426
- 127 + 125299 = 125426
- 139 + 125287 = 125426
- 157 + 125269 = 125426
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.233.242.
- Address
- 0.1.233.242
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.233.242
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 125,426 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.