142,652
142,652 is a composite number, even.
142,652 (one hundred forty-two thousand six hundred fifty-two) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 19 × 1,877. Written other ways, in hexadecimal, 0x22D3C.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 480
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 256,241
- Recamán's sequence
- a(223,112) = 142,652
- Square (n²)
- 20,349,593,104
- Cube (n³)
- 2,902,910,155,471,808
- Divisor count
- 12
- σ(n) — sum of divisors
- 262,920
- φ(n) — Euler's totient
- 67,536
- Sum of prime factors
- 1,900
Primality
Prime factorization: 2 2 × 19 × 1877
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,652 = [377; (1, 2, 3, 1, 7, 1, 4, 2, 1, 1, 10, 1, 2, 6, 1, 11, 1, 1, 12, 3, 1, 1, 6, 1, …)]
Representations
- In words
- one hundred forty-two thousand six hundred fifty-two
- Ordinal
- 142652nd
- Binary
- 100010110100111100
- Octal
- 426474
- Hexadecimal
- 0x22D3C
- Base64
- Ai08
- One's complement
- 4,294,824,643 (32-bit)
- Scientific notation
- 1.42652 × 10⁵
- As a duration
- 142,652 s = 1 day, 15 hours, 37 minutes, 32 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρμβχνβʹ
- Mayan (base 20)
- 𝋱·𝋰·𝋬·𝋬
- Chinese
- 一十四萬二千六百五十二
- Chinese (financial)
- 壹拾肆萬貳仟陸佰伍拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142652, here are decompositions:
- 43 + 142609 = 142652
- 61 + 142591 = 142652
- 79 + 142573 = 142652
- 109 + 142543 = 142652
- 151 + 142501 = 142652
- 199 + 142453 = 142652
- 271 + 142381 = 142652
- 283 + 142369 = 142652
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 B4 BC (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.45.60.
- Address
- 0.2.45.60
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.45.60
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 142,652 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 142652 first appears in π at position 43,639 of the decimal expansion (the 43,639ordinal-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.