142,250
142,250 is a composite number, even.
142,250 (one hundred forty-two thousand two hundred fifty) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 5³ × 569. Written other ways, in hexadecimal, 0x22BAA.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 52,241
- Recamán's sequence
- a(39,812) = 142,250
- Square (n²)
- 20,235,062,500
- Cube (n³)
- 2,878,437,640,625,000
- Divisor count
- 16
- σ(n) — sum of divisors
- 266,760
- φ(n) — Euler's totient
- 56,800
- Sum of prime factors
- 586
Primality
Prime factorization: 2 × 5 3 × 569
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,250 = [377; (6, 4, 3, 2, 1, 2, 2, 3, 5, 2, 1, 29, 2, 17, 1, 9, 1, 2, 9, 4, 1, 7, 1, 29, …)]
Period length 60 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand two hundred fifty
- Ordinal
- 142250th
- Binary
- 100010101110101010
- Octal
- 425652
- Hexadecimal
- 0x22BAA
- Base64
- Aiuq
- One's complement
- 4,294,825,045 (32-bit)
- Scientific notation
- 1.4225 × 10⁵
- As a duration
- 142,250 s = 1 day, 15 hours, 30 minutes, 50 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρμβσνʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋬·𝋪
- Chinese
- 一十四萬二千二百五十
- Chinese (financial)
- 壹拾肆萬貳仟貳佰伍拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142250, here are decompositions:
- 13 + 142237 = 142250
- 19 + 142231 = 142250
- 61 + 142189 = 142250
- 67 + 142183 = 142250
- 127 + 142123 = 142250
- 139 + 142111 = 142250
- 151 + 142099 = 142250
- 193 + 142057 = 142250
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 AE AA (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.170.
- Address
- 0.2.43.170
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.170
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 142,250 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 142250 first appears in π at position 375,489 of the decimal expansion (the 375,489ordinal-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.