137,997
137,997 is a composite number, odd.
137,997 (one hundred thirty-seven thousand nine hundred ninety-seven) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 3³ × 19 × 269. Written other ways, in hexadecimal, 0x21B0D.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 36
- Digit product
- 11,907
- Digital root
- 9
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 799,731
- Recamán's sequence
- a(492,833) = 137,997
- Square (n²)
- 19,043,172,009
- Cube (n³)
- 2,627,900,607,725,973
- Divisor count
- 16
- σ(n) — sum of divisors
- 216,000
- φ(n) — Euler's totient
- 86,832
- Sum of prime factors
- 297
Primality
Prime factorization: 3 3 × 19 × 269
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√137,997 = [371; (2, 11, 1, 2, 8, 185, 1, 1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 1, 1, 185, 8, 2, 1, 11, …)]
Period length 26 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-seven thousand nine hundred ninety-seven
- Ordinal
- 137997th
- Binary
- 100001101100001101
- Octal
- 415415
- Hexadecimal
- 0x21B0D
- Base64
- AhsN
- One's complement
- 4,294,829,298 (32-bit)
- Scientific notation
- 1.37997 × 10⁵
- As a duration
- 137,997 s = 1 day, 14 hours, 19 minutes, 57 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλζϡϟζʹ
- Mayan (base 20)
- 𝋱·𝋤·𝋳·𝋱
- Chinese
- 一十三萬七千九百九十七
- Chinese (financial)
- 壹拾參萬柒仟玖佰玖拾柒
Also seen as
UTF-8 encoding: F0 A1 AC 8D (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.27.13.
- Address
- 0.2.27.13
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.27.13
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 137,997 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 137997 first appears in π at position 212,978 of the decimal expansion (the 212,978ordinal-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°.