142,832
142,832 is a composite number, even.
142,832 (one hundred forty-two thousand eight hundred thirty-two) is an even 6-digit number. It is a composite number with 20 divisors, and factors as 2⁴ × 79 × 113. Written other ways, in hexadecimal, 0x22DF0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 384
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 238,241
- Recamán's sequence
- a(222,752) = 142,832
- Square (n²)
- 20,400,980,224
- Cube (n³)
- 2,913,912,807,354,368
- Divisor count
- 20
- σ(n) — sum of divisors
- 282,720
- φ(n) — Euler's totient
- 69,888
- Sum of prime factors
- 200
Primality
Prime factorization: 2 4 × 79 × 113
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,832 = [377; (1, 13, 1, 1, 6, 4, 3, 7, 2, 14, 1, 22, 1, 2, 5, 1, 1, 1, 1, 2, 2, 1, 107, 3, …)]
Period length 60 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand eight hundred thirty-two
- Ordinal
- 142832nd
- Binary
- 100010110111110000
- Octal
- 426760
- Hexadecimal
- 0x22DF0
- Base64
- Ai3w
- One's complement
- 4,294,824,463 (32-bit)
- Scientific notation
- 1.42832 × 10⁵
- As a duration
- 142,832 s = 1 day, 15 hours, 40 minutes, 32 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρμβωλβʹ
- Mayan (base 20)
- 𝋱·𝋱·𝋡·𝋬
- Chinese
- 一十四萬二千八百三十二
- Chinese (financial)
- 壹拾肆萬貳仟捌佰參拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142832, here are decompositions:
- 43 + 142789 = 142832
- 61 + 142771 = 142832
- 73 + 142759 = 142832
- 223 + 142609 = 142832
- 241 + 142591 = 142832
- 331 + 142501 = 142832
- 379 + 142453 = 142832
- 463 + 142369 = 142832
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 B7 B0 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.45.240.
- Address
- 0.2.45.240
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.45.240
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 142,832 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 142832 first appears in π at position 994,681 of the decimal expansion (the 994,681ordinal-suffix:st 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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.