165,132
165,132 is a composite number, even.
165,132 (one hundred sixty-five thousand one hundred thirty-two) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2² × 3³ × 11 × 139. Its proper divisors sum to 305,268, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x2850C.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 18
- Digit product
- 180
- Digital root
- 9
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 231,561
- Square (n²)
- 27,268,577,424
- Cube (n³)
- 4,502,914,727,179,968
- Divisor count
- 48
- σ(n) — sum of divisors
- 470,400
- φ(n) — Euler's totient
- 49,680
- Sum of prime factors
- 163
Primality
Prime factorization: 2 2 × 3 3 × 11 × 139
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√165,132 = [406; (2, 1, 2, 1, 10, 1, 1, 3, 1, 1, 1, 1, 1, 21, 1, 21, 101, 1, 1, 4, 1, 89, 2, 16, …)]
Period length 60 — the block in parentheses repeats forever.
Representations
- In words
- one hundred sixty-five thousand one hundred thirty-two
- Ordinal
- 165132nd
- Binary
- 101000010100001100
- Octal
- 502414
- Hexadecimal
- 0x2850C
- Base64
- AoUM
- One's complement
- 4,294,802,163 (32-bit)
- Scientific notation
- 1.65132 × 10⁵
- As a duration
- 165,132 s = 1 day, 21 hours, 52 minutes, 12 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρξερλβʹ
- Chinese
- 一十六萬五千一百三十二
- Chinese (financial)
- 壹拾陸萬伍仟壹佰參拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 165132, here are decompositions:
- 29 + 165103 = 165132
- 43 + 165089 = 165132
- 53 + 165079 = 165132
- 73 + 165059 = 165132
- 83 + 165049 = 165132
- 131 + 165001 = 165132
- 179 + 164953 = 165132
- 239 + 164893 = 165132
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A8 94 8C (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.133.12.
- Address
- 0.2.133.12
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.133.12
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 165,132 and was likely granted around 1874.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 165132 first appears in π at position 149,878 of the decimal expansion (the 149,878ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.