137,992
137,992 is a composite number, even.
137,992 (one hundred thirty-seven thousand nine hundred ninety-two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2³ × 47 × 367. Written other ways, in hexadecimal, 0x21B08.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 31
- Digit product
- 3,402
- Digital root
- 4
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 299,731
- Recamán's sequence
- a(492,843) = 137,992
- Square (n²)
- 19,041,792,064
- Cube (n³)
- 2,627,614,970,495,488
- Divisor count
- 16
- σ(n) — sum of divisors
- 264,960
- φ(n) — Euler's totient
- 67,344
- Sum of prime factors
- 420
Primality
Prime factorization: 2 3 × 47 × 367
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√137,992 = [371; (2, 8, 1, 2, 18, 1, 2, 2, 1, 1, 1, 1, 3, 1, 5, 14, 1, 91, 1, 14, 5, 1, 3, 1, …)]
Period length 36 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-seven thousand nine hundred ninety-two
- Ordinal
- 137992nd
- Binary
- 100001101100001000
- Octal
- 415410
- Hexadecimal
- 0x21B08
- Base64
- AhsI
- One's complement
- 4,294,829,303 (32-bit)
- Scientific notation
- 1.37992 × 10⁵
- As a duration
- 137,992 s = 1 day, 14 hours, 19 minutes, 52 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλζϡϟβʹ
- Mayan (base 20)
- 𝋱·𝋤·𝋳·𝋬
- Chinese
- 一十三萬七千九百九十二
- Chinese (financial)
- 壹拾參萬柒仟玖佰玖拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 137992, here are decompositions:
- 59 + 137933 = 137992
- 83 + 137909 = 137992
- 269 + 137723 = 137992
- 293 + 137699 = 137992
- 353 + 137639 = 137992
- 359 + 137633 = 137992
- 419 + 137573 = 137992
- 509 + 137483 = 137992
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 AC 88 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.27.8.
- Address
- 0.2.27.8
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.27.8
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 137,992 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 137992 first appears in π at position 553,509 of the decimal expansion (the 553,509ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.