165,342
165,342 is a composite number, even.
165,342 (one hundred sixty-five thousand three hundred forty-two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 17 × 1,621. Its proper divisors sum to 185,010, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x285DE.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 720
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 243,561
- Square (n²)
- 27,337,976,964
- Cube (n³)
- 4,520,115,787,181,688
- Divisor count
- 16
- σ(n) — sum of divisors
- 350,352
- φ(n) — Euler's totient
- 51,840
- Sum of prime factors
- 1,643
Primality
Prime factorization: 2 × 3 × 17 × 1621
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√165,342 = [406; (1, 1, 1, 1, 1, 6, 10, 2, 2, 3, 2, 1, 9, 1, 6, 2, 2, 1, 1, 1, 2, 16, 4, 1, …)]
Representations
- In words
- one hundred sixty-five thousand three hundred forty-two
- Ordinal
- 165342nd
- Binary
- 101000010111011110
- Octal
- 502736
- Hexadecimal
- 0x285DE
- Base64
- AoXe
- One's complement
- 4,294,801,953 (32-bit)
- Scientific notation
- 1.65342 × 10⁵
- As a duration
- 165,342 s = 1 day, 21 hours, 55 minutes, 42 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρξετμβʹ
- Chinese
- 一十六萬五千三百四十二
- Chinese (financial)
- 壹拾陸萬伍仟參佰肆拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 165342, here are decompositions:
- 11 + 165331 = 165342
- 29 + 165313 = 165342
- 31 + 165311 = 165342
- 109 + 165233 = 165342
- 113 + 165229 = 165342
- 131 + 165211 = 165342
- 139 + 165203 = 165342
- 181 + 165161 = 165342
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A8 97 9E (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.133.222.
- Address
- 0.2.133.222
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.133.222
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 165,342 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 165342 first appears in π at position 93,712 of the decimal expansion (the 93,712ordinal-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°.