142,825
142,825 is a composite number, odd.
142,825 (one hundred forty-two thousand eight hundred twenty-five) is an odd 6-digit number. It is a composite number with 12 divisors, and factors as 5² × 29 × 197. Written other ways, in hexadecimal, 0x22DE9.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 22
- Digit product
- 640
- Digital root
- 4
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 528,241
- Recamán's sequence
- a(222,766) = 142,825
- Square (n²)
- 20,398,980,625
- Cube (n³)
- 2,913,484,407,765,625
- Divisor count
- 12
- σ(n) — sum of divisors
- 184,140
- φ(n) — Euler's totient
- 109,760
- Sum of prime factors
- 236
Primality
Prime factorization: 5 2 × 29 × 197
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,825 = [377; (1, 11, 1, 4, 3, 14, 1, 1, 29, 1, 2, 1, 1, 7, 3, 3, 7, 1, 1, 2, 1, 29, 1, 1, …)]
Period length 31 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand eight hundred twenty-five
- Ordinal
- 142825th
- Binary
- 100010110111101001
- Octal
- 426751
- Hexadecimal
- 0x22DE9
- Base64
- Ai3p
- One's complement
- 4,294,824,470 (32-bit)
- Scientific notation
- 1.42825 × 10⁵
- As a duration
- 142,825 s = 1 day, 15 hours, 40 minutes, 25 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβωκεʹ
- Mayan (base 20)
- 𝋱·𝋱·𝋡·𝋥
- Chinese
- 一十四萬二千八百二十五
- Chinese (financial)
- 壹拾肆萬貳仟捌佰貳拾伍
Also seen as
UTF-8 encoding: F0 A2 B7 A9 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.45.233.
- Address
- 0.2.45.233
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.45.233
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 142,825 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 142825 first appears in π at position 684,247 of the decimal expansion (the 684,247ordinal-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.