142,792
142,792 is a composite number, even.
142,792 (one hundred forty-two thousand seven hundred ninety-two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2³ × 13 × 1,373. Its proper divisors sum to 145,748, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x22DC8.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 25
- Digit product
- 1,008
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 297,241
- Recamán's sequence
- a(222,832) = 142,792
- Square (n²)
- 20,389,555,264
- Cube (n³)
- 2,911,465,375,257,088
- Divisor count
- 16
- σ(n) — sum of divisors
- 288,540
- φ(n) — Euler's totient
- 65,856
- Sum of prime factors
- 1,392
Primality
Prime factorization: 2 3 × 13 × 1373
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,792 = [377; (1, 7, 4, 1, 1, 1, 2, 4, 1, 1, 3, 1, 1, 2, 1, 2, 6, 1, 31, 1, 187, 1, 31, 1, …)]
Period length 42 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand seven hundred ninety-two
- Ordinal
- 142792nd
- Binary
- 100010110111001000
- Octal
- 426710
- Hexadecimal
- 0x22DC8
- Base64
- Ai3I
- One's complement
- 4,294,824,503 (32-bit)
- Scientific notation
- 1.42792 × 10⁵
- As a duration
- 142,792 s = 1 day, 15 hours, 39 minutes, 52 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρμβψϟβʹ
- Mayan (base 20)
- 𝋱·𝋰·𝋳·𝋬
- Chinese
- 一十四萬二千七百九十二
- Chinese (financial)
- 壹拾肆萬貳仟柒佰玖拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142792, here are decompositions:
- 3 + 142789 = 142792
- 5 + 142787 = 142792
- 59 + 142733 = 142792
- 173 + 142619 = 142792
- 191 + 142601 = 142792
- 233 + 142559 = 142792
- 239 + 142553 = 142792
- 263 + 142529 = 142792
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 B7 88 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.45.200.
- Address
- 0.2.45.200
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.45.200
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 142,792 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 142792 first appears in π at position 906,048 of the decimal expansion (the 906,048ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.