137,138
137,138 is a composite number, even.
137,138 (one hundred thirty-seven thousand one hundred thirty-eight) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 191 × 359. Written other ways, in hexadecimal, 0x217B2.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 504
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 831,731
- Square (n²)
- 18,806,831,044
- Cube (n³)
- 2,579,131,195,712,072
- Divisor count
- 8
- σ(n) — sum of divisors
- 207,360
- φ(n) — Euler's totient
- 68,020
- Sum of prime factors
- 552
Primality
Prime factorization: 2 × 191 × 359
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√137,138 = [370; (3, 9, 23, 1, 3, 1, 1, 1, 3, 1, 3, 1, 4, 2, 2, 1, 4, 1, 2, 3, 2, 14, 1, 2, …)]
Representations
- In words
- one hundred thirty-seven thousand one hundred thirty-eight
- Ordinal
- 137138th
- Binary
- 100001011110110010
- Octal
- 413662
- Hexadecimal
- 0x217B2
- Base64
- Ahey
- One's complement
- 4,294,830,157 (32-bit)
- Scientific notation
- 1.37138 × 10⁵
- As a duration
- 137,138 s = 1 day, 14 hours, 5 minutes, 38 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλζρληʹ
- Mayan (base 20)
- 𝋱·𝋢·𝋰·𝋲
- Chinese
- 一十三萬七千一百三十八
- Chinese (financial)
- 壹拾參萬柒仟壹佰參拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 137138, here are decompositions:
- 7 + 137131 = 137138
- 19 + 137119 = 137138
- 61 + 137077 = 137138
- 109 + 137029 = 137138
- 139 + 136999 = 137138
- 151 + 136987 = 137138
- 241 + 136897 = 137138
- 277 + 136861 = 137138
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 9E B2 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.23.178.
- Address
- 0.2.23.178
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.23.178
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 137,138 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 137138 first appears in π at position 392,036 of the decimal expansion (the 392,036ordinal-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.