133,838
133,838 is a composite number, even.
133,838 (one hundred thirty-three thousand eight hundred thirty-eight) is an even 6-digit number. It is a composite number with 4 divisors, and factors as 2 × 66,919. Written other ways, in hexadecimal, 0x20ACE.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 26
- Digit product
- 1,728
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 838,331
- Square (n²)
- 17,912,610,244
- Cube (n³)
- 2,397,387,929,836,472
- Divisor count
- 4
- σ(n) — sum of divisors
- 200,760
- φ(n) — Euler's totient
- 66,918
- Sum of prime factors
- 66,921
Primality
Prime factorization: 2 × 66919
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,838 = [365; (1, 5, 4, 1, 18, 1, 30, 1, 6, 3, 1, 1, 1, 2, 4, 1, 3, 2, 2, 2, 4, 2, 55, 1, …)]
Representations
- In words
- one hundred thirty-three thousand eight hundred thirty-eight
- Ordinal
- 133838th
- Binary
- 100000101011001110
- Octal
- 405316
- Hexadecimal
- 0x20ACE
- Base64
- AgrO
- One's complement
- 4,294,833,457 (32-bit)
- Scientific notation
- 1.33838 × 10⁵
- As a duration
- 133,838 s = 1 day, 13 hours, 10 minutes, 38 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλγωληʹ
- Mayan (base 20)
- 𝋰·𝋮·𝋫·𝋲
- Chinese
- 一十三萬三千八百三十八
- Chinese (financial)
- 壹拾參萬參仟捌佰參拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 133838, here are decompositions:
- 7 + 133831 = 133838
- 37 + 133801 = 133838
- 127 + 133711 = 133838
- 181 + 133657 = 133838
- 241 + 133597 = 133838
- 421 + 133417 = 133838
- 487 + 133351 = 133838
- 577 + 133261 = 133838
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 AB 8E (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.10.206.
- Address
- 0.2.10.206
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.10.206
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 133,838 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 133838 first appears in π at position 83,135 of the decimal expansion (the 83,135ordinal-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.