117,138
117,138 is a composite number, even.
117,138 (one hundred seventeen thousand one hundred thirty-eight) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 7 × 2,789. Its proper divisors sum to 150,702, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1C992.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 168
- Digital root
- 3
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 831,711
- Square (n²)
- 13,721,311,044
- Cube (n³)
- 1,607,286,933,072,072
- Divisor count
- 16
- σ(n) — sum of divisors
- 267,840
- φ(n) — Euler's totient
- 33,456
- Sum of prime factors
- 2,801
Primality
Prime factorization: 2 × 3 × 7 × 2789
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√117,138 = [342; (3, 1, 13, 1, 4, 2, 1, 2, 16, 3, 10, 1, 2, 2, 39, 1, 5, 5, 4, 2, 48, 2, 4, 5, …)]
Period length 42 — the block in parentheses repeats forever.
Representations
- In words
- one hundred seventeen thousand one hundred thirty-eight
- Ordinal
- 117138th
- Binary
- 11100100110010010
- Octal
- 344622
- Hexadecimal
- 0x1C992
- Base64
- AcmS
- One's complement
- 4,294,850,157 (32-bit)
- Scientific notation
- 1.17138 × 10⁵
- As a duration
- 117,138 s = 1 day, 8 hours, 32 minutes, 18 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ριζρληʹ
- Mayan (base 20)
- 𝋮·𝋬·𝋰·𝋲
- Chinese
- 一十一萬七千一百三十八
- Chinese (financial)
- 壹拾壹萬柒仟壹佰參拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 117138, here are decompositions:
- 5 + 117133 = 117138
- 11 + 117127 = 117138
- 19 + 117119 = 117138
- 29 + 117109 = 117138
- 37 + 117101 = 117138
- 67 + 117071 = 117138
- 97 + 117041 = 117138
- 101 + 117037 = 117138
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.201.146.
- Address
- 0.1.201.146
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.201.146
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 117,138 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 117138 first appears in π at position 398,048 of the decimal expansion (the 398,048ordinal-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°.