162,242
162,242 is a composite number, even.
162,242 (one hundred sixty-two thousand two hundred forty-two) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 23 × 3,527. Written other ways, in hexadecimal, 0x279C2.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 192
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 242,261
- Recamán's sequence
- a(474,803) = 162,242
- Square (n²)
- 26,322,466,564
- Cube (n³)
- 4,270,609,620,276,488
- Divisor count
- 8
- σ(n) — sum of divisors
- 254,016
- φ(n) — Euler's totient
- 77,572
- Sum of prime factors
- 3,552
Primality
Prime factorization: 2 × 23 × 3527
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√162,242 = [402; (1, 3, 1, 4, 1, 2, 1, 1, 5, 3, 3, 1, 1, 2, 9, 1, 4, 5, 7, 1, 1, 1, 2, 3, …)]
Period length 60 — the block in parentheses repeats forever.
Representations
- In words
- one hundred sixty-two thousand two hundred forty-two
- Ordinal
- 162242nd
- Binary
- 100111100111000010
- Octal
- 474702
- Hexadecimal
- 0x279C2
- Base64
- AnnC
- One's complement
- 4,294,805,053 (32-bit)
- Scientific notation
- 1.62242 × 10⁵
- As a duration
- 162,242 s = 1 day, 21 hours, 4 minutes, 2 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹 𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρξβσμβʹ
- Chinese
- 一十六萬二千二百四十二
- Chinese (financial)
- 壹拾陸萬貳仟貳佰肆拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 162242, here are decompositions:
- 13 + 162229 = 162242
- 151 + 162091 = 162242
- 163 + 162079 = 162242
- 271 + 161971 = 162242
- 331 + 161911 = 162242
- 373 + 161869 = 162242
- 463 + 161779 = 162242
- 499 + 161743 = 162242
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A7 A7 82 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.121.194.
- Address
- 0.2.121.194
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.121.194
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 162,242 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 162242 first appears in π at position 388,140 of the decimal expansion (the 388,140ordinal-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°.