133,808
133,808 is a composite number, even.
133,808 (one hundred thirty-three thousand eight hundred eight) is an even 6-digit number. It is a composite number with 10 divisors, and factors as 2⁴ × 8,363. Written other ways, in hexadecimal, 0x20AB0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 808,331
- Square (n²)
- 17,904,580,864
- Cube (n³)
- 2,395,776,156,250,112
- Divisor count
- 10
- σ(n) — sum of divisors
- 259,284
- φ(n) — Euler's totient
- 66,896
- Sum of prime factors
- 8,371
Primality
Prime factorization: 2 4 × 8363
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,808 = [365; (1, 3, 1, 17, 22, 1, 4, 6, 3, 1, 2, 45, 2, 1, 3, 6, 4, 1, 22, 17, 1, 3, 1, 730)]
Period length 24 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-three thousand eight hundred eight
- Ordinal
- 133808th
- Binary
- 100000101010110000
- Octal
- 405260
- Hexadecimal
- 0x20AB0
- Base64
- Agqw
- One's complement
- 4,294,833,487 (32-bit)
- Scientific notation
- 1.33808 × 10⁵
- As a duration
- 133,808 s = 1 day, 13 hours, 10 minutes, 8 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλγωηʹ
- Mayan (base 20)
- 𝋰·𝋮·𝋪·𝋨
- Chinese
- 一十三萬三千八百零八
- Chinese (financial)
- 壹拾參萬參仟捌佰零捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 133808, here are decompositions:
- 7 + 133801 = 133808
- 97 + 133711 = 133808
- 139 + 133669 = 133808
- 151 + 133657 = 133808
- 211 + 133597 = 133808
- 421 + 133387 = 133808
- 457 + 133351 = 133808
- 487 + 133321 = 133808
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 AA B0 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.10.176.
- Address
- 0.2.10.176
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.10.176
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 133,808 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 133808 first appears in π at position 24,609 of the decimal expansion (the 24,609ordinal-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.