133,209
133,209 is a composite number, odd.
133,209 (one hundred thirty-three thousand two hundred nine) is an odd 6-digit number. It is a composite number with 18 divisors, and factors as 3² × 19² × 41. Written other ways, in hexadecimal, 0x20859.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 18
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 902,331
- Square (n²)
- 17,744,637,681
- Cube (n³)
- 2,363,745,440,848,329
- Divisor count
- 18
- σ(n) — sum of divisors
- 208,026
- φ(n) — Euler's totient
- 82,080
- Sum of prime factors
- 85
Primality
Prime factorization: 3 2 × 19 2 × 41
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,209 = [364; (1, 44, 1, 1, 1, 1, 1, 10, 1, 3, 1, 1, 3, 2, 1, 1, 3, 16, 1, 2, 3, 3, 4, 2, …)]
Representations
- In words
- one hundred thirty-three thousand two hundred nine
- Ordinal
- 133209th
- Binary
- 100000100001011001
- Octal
- 404131
- Hexadecimal
- 0x20859
- Base64
- AghZ
- One's complement
- 4,294,834,086 (32-bit)
- Scientific notation
- 1.33209 × 10⁵
- As a duration
- 133,209 s = 1 day, 13 hours, 9 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 · 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλγσθʹ
- Mayan (base 20)
- 𝋰·𝋭·𝋠·𝋩
- Chinese
- 一十三萬三千二百零九
- Chinese (financial)
- 壹拾參萬參仟貳佰零玖
Also seen as
UTF-8 encoding: F0 A0 A1 99 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.8.89.
- Address
- 0.2.8.89
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.8.89
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 133,209 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°.