142,352
142,352 is a composite number, even.
142,352 (one hundred forty-two thousand three hundred fifty-two) is an even 6-digit number. It is a composite number with 40 divisors, and factors as 2⁴ × 7 × 31 × 41. Its proper divisors sum to 190,960, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x22C10.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 240
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 253,241
- Recamán's sequence
- a(40,016) = 142,352
- Square (n²)
- 20,264,091,904
- Cube (n³)
- 2,884,634,010,718,208
- Divisor count
- 40
- σ(n) — sum of divisors
- 333,312
- φ(n) — Euler's totient
- 57,600
- Sum of prime factors
- 87
Primality
Prime factorization: 2 4 × 7 × 31 × 41
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,352 = [377; (3, 2, 1, 1, 1, 1, 2, 5, 1, 5, 1, 5, 24, 5, 1, 5, 1, 5, 2, 1, 1, 1, 1, 2, …)]
Period length 26 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand three hundred fifty-two
- Ordinal
- 142352nd
- Binary
- 100010110000010000
- Octal
- 426020
- Hexadecimal
- 0x22C10
- Base64
- AiwQ
- One's complement
- 4,294,824,943 (32-bit)
- Scientific notation
- 1.42352 × 10⁵
- As a duration
- 142,352 s = 1 day, 15 hours, 32 minutes, 32 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρμβτνβʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋱·𝋬
- Chinese
- 一十四萬二千三百五十二
- Chinese (financial)
- 壹拾肆萬貳仟參佰伍拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142352, here are decompositions:
- 163 + 142189 = 142352
- 193 + 142159 = 142352
- 229 + 142123 = 142352
- 241 + 142111 = 142352
- 313 + 142039 = 142352
- 421 + 141931 = 142352
- 499 + 141853 = 142352
- 523 + 141829 = 142352
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 B0 90 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.44.16.
- Address
- 0.2.44.16
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.44.16
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 142,352 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 142352 first appears in π at position 209,714 of the decimal expansion (the 209,714ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.