125,136
125,136 is a composite number, even.
125,136 (one hundred twenty-five thousand one hundred thirty-six) is an even 6-digit number. It is a composite number with 60 divisors, and factors as 2⁴ × 3² × 11 × 79. Its proper divisors sum to 261,744, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1E8D0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 18
- Digit product
- 180
- Digital root
- 9
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 631,521
- Recamán's sequence
- a(235,892) = 125,136
- Square (n²)
- 15,659,018,496
- Cube (n³)
- 1,959,506,938,515,456
- Divisor count
- 60
- σ(n) — sum of divisors
- 386,880
- φ(n) — Euler's totient
- 37,440
- Sum of prime factors
- 104
Primality
Prime factorization: 2 4 × 3 2 × 11 × 79
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√125,136 = [353; (1, 2, 1, 13, 1, 2, 4, 1, 2, 2, 10, 1, 4, 7, 11, 10, 1, 27, 2, 1, 1, 3, 3, 78, …)]
Period length 48 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-five thousand one hundred thirty-six
- Ordinal
- 125136th
- Binary
- 11110100011010000
- Octal
- 364320
- Hexadecimal
- 0x1E8D0
- Base64
- AejQ
- One's complement
- 4,294,842,159 (32-bit)
- Scientific notation
- 1.25136 × 10⁵
- As a duration
- 125,136 s = 1 day, 10 hours, 45 minutes, 36 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρκερλϛʹ
- Mayan (base 20)
- 𝋯·𝋬·𝋰·𝋰
- Chinese
- 一十二萬五千一百三十六
- Chinese (financial)
- 壹拾貳萬伍仟壹佰參拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 125136, here are decompositions:
- 5 + 125131 = 125136
- 17 + 125119 = 125136
- 19 + 125117 = 125136
- 23 + 125113 = 125136
- 29 + 125107 = 125136
- 43 + 125093 = 125136
- 73 + 125063 = 125136
- 83 + 125053 = 125136
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9E A3 90 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.232.208.
- Address
- 0.1.232.208
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.232.208
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 125,136 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 125136 first appears in π at position 266,064 of the decimal expansion (the 266,064ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.