133,161
133,161 is a composite number, odd.
133,161 (one hundred thirty-three thousand one hundred sixty-one) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 3 × 7 × 17 × 373. Written other ways, in hexadecimal, 0x20829.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 15
- Digit product
- 54
- Digital root
- 6
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 161,331
- Square (n²)
- 17,731,851,921
- Cube (n³)
- 2,361,191,133,652,281
- Divisor count
- 16
- σ(n) — sum of divisors
- 215,424
- φ(n) — Euler's totient
- 71,424
- Sum of prime factors
- 400
Primality
Prime factorization: 3 × 7 × 17 × 373
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,161 = [364; (1, 10, 2, 2, 7, 1, 3, 1, 11, 1, 1, 2, 1, 5, 2, 1, 2, 1, 2, 1, 6, 2, 42, 2, …)]
Period length 46 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-three thousand one hundred sixty-one
- Ordinal
- 133161st
- Binary
- 100000100000101001
- Octal
- 404051
- Hexadecimal
- 0x20829
- Base64
- Aggp
- One's complement
- 4,294,834,134 (32-bit)
- Scientific notation
- 1.33161 × 10⁵
- As a duration
- 133,161 s = 1 day, 12 hours, 59 minutes, 21 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρλγρξαʹ
- Mayan (base 20)
- 𝋰·𝋬·𝋲·𝋡
- Chinese
- 一十三萬三千一百六十一
- Chinese (financial)
- 壹拾參萬參仟壹佰陸拾壹
Also seen as
UTF-8 encoding: F0 A0 A0 A9 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.8.41.
- Address
- 0.2.8.41
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.8.41
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 133,161 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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.