133,261
133,261 is a prime, odd.
133,261 (one hundred thirty-three thousand two hundred sixty-one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x2088D.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 108
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 162,331
- Square (n²)
- 17,758,494,121
- Cube (n³)
- 2,366,514,685,058,581
- Divisor count
- 2
- σ(n) — sum of divisors
- 133,262
- φ(n) — Euler's totient
- 133,260
Primality
133,261 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,261 = [365; (20, 3, 1, 1, 2, 1, 1, 6, 2, 1, 2, 4, 1, 1, 1, 25, 2, 3, 11, 3, 3, 3, 1, 11, …)]
Representations
- In words
- one hundred thirty-three thousand two hundred sixty-one
- Ordinal
- 133261st
- Binary
- 100000100010001101
- Octal
- 404215
- Hexadecimal
- 0x2088D
- Base64
- AgiN
- One's complement
- 4,294,834,034 (32-bit)
- Scientific notation
- 1.33261 × 10⁵
- As a duration
- 133,261 s = 1 day, 13 hours, 1 minute, 1 second
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹 𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρλγσξαʹ
- Mayan (base 20)
- 𝋰·𝋭·𝋣·𝋡
- Chinese
- 一十三萬三千二百六十一
- Chinese (financial)
- 壹拾參萬參仟貳佰陸拾壹
Also seen as
UTF-8 encoding: F0 A0 A2 8D (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.8.141.
- Address
- 0.2.8.141
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.8.141
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 133,261 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.