142,768
142,768 is a composite number, even.
142,768 (one hundred forty-two thousand seven hundred sixty-eight) is an even 6-digit number. It is a composite number with 10 divisors, and factors as 2⁴ × 8,923. Written other ways, in hexadecimal, 0x22DB0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 28
- Digit product
- 2,688
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 867,241
- Recamán's sequence
- a(222,880) = 142,768
- Square (n²)
- 20,382,701,824
- Cube (n³)
- 2,909,997,574,008,832
- Divisor count
- 10
- σ(n) — sum of divisors
- 276,644
- φ(n) — Euler's totient
- 71,376
- Sum of prime factors
- 8,931
Primality
Prime factorization: 2 4 × 8923
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,768 = [377; (1, 5, 1, 1, 15, 4, 1, 6, 1, 83, 10, 1, 1, 1, 2, 1, 1, 43, 1, 6, 1, 8, 2, 5, …)]
Representations
- In words
- one hundred forty-two thousand seven hundred sixty-eight
- Ordinal
- 142768th
- Binary
- 100010110110110000
- Octal
- 426660
- Hexadecimal
- 0x22DB0
- Base64
- Ai2w
- One's complement
- 4,294,824,527 (32-bit)
- Scientific notation
- 1.42768 × 10⁵
- As a duration
- 142,768 s = 1 day, 15 hours, 39 minutes, 28 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβψξηʹ
- Mayan (base 20)
- 𝋱·𝋰·𝋲·𝋨
- Chinese
- 一十四萬二千七百六十八
- Chinese (financial)
- 壹拾肆萬貳仟柒佰陸拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142768, here are decompositions:
- 11 + 142757 = 142768
- 71 + 142697 = 142768
- 149 + 142619 = 142768
- 167 + 142601 = 142768
- 179 + 142589 = 142768
- 239 + 142529 = 142768
- 347 + 142421 = 142768
- 449 + 142319 = 142768
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 B6 B0 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.45.176.
- Address
- 0.2.45.176
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.45.176
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 142,768 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 142768 first appears in π at position 945,773 of the decimal expansion (the 945,773ordinal-suffix:rd 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.