133,541
133,541 is a prime, odd.
133,541 (one hundred thirty-three thousand five hundred forty-one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x209A5.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 180
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 145,331
- Square (n²)
- 17,833,198,681
- Cube (n³)
- 2,381,463,185,059,421
- Divisor count
- 2
- σ(n) — sum of divisors
- 133,542
- φ(n) — Euler's totient
- 133,540
Primality
133,541 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,541 = [365; (2, 3, 4, 1, 3, 13, 38, 2, 1, 1, 3, 1, 15, 1, 4, 1, 4, 2, 1, 1, 2, 1, 35, 1, …)]
Representations
- In words
- one hundred thirty-three thousand five hundred forty-one
- Ordinal
- 133541st
- Binary
- 100000100110100101
- Octal
- 404645
- Hexadecimal
- 0x209A5
- Base64
- Agml
- One's complement
- 4,294,833,754 (32-bit)
- Scientific notation
- 1.33541 × 10⁵
- As a duration
- 133,541 s = 1 day, 13 hours, 5 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρλγφμαʹ
- Mayan (base 20)
- 𝋰·𝋭·𝋱·𝋡
- Chinese
- 一十三萬三千五百四十一
- Chinese (financial)
- 壹拾參萬參仟伍佰肆拾壹
Also seen as
UTF-8 encoding: F0 A0 A6 A5 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.9.165.
- Address
- 0.2.9.165
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.9.165
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 133,541 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 133541 first appears in π at position 214,680 of the decimal expansion (the 214,680ordinal-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
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.