142,225
142,225 is a composite number, odd.
142,225 (one hundred forty-two thousand two hundred twenty-five) is an odd 6-digit number. It is a composite number with 6 divisors, and factors as 5² × 5,689. Written other ways, in hexadecimal, 0x22B91.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 160
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 522,241
- Recamán's sequence
- a(39,762) = 142,225
- Square (n²)
- 20,227,950,625
- Cube (n³)
- 2,876,920,277,640,625
- Divisor count
- 6
- σ(n) — sum of divisors
- 176,390
- φ(n) — Euler's totient
- 113,760
- Sum of prime factors
- 5,699
Primality
Prime factorization: 5 2 × 5689
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,225 = [377; (7, 1, 5, 1, 11, 1, 1, 23, 1, 4, 3, 1, 1, 2, 3, 9, 1, 3, 5, 10, 1, 2, 1, 6, …)]
Representations
- In words
- one hundred forty-two thousand two hundred twenty-five
- Ordinal
- 142225th
- Binary
- 100010101110010001
- Octal
- 425621
- Hexadecimal
- 0x22B91
- Base64
- AiuR
- One's complement
- 4,294,825,070 (32-bit)
- Scientific notation
- 1.42225 × 10⁵
- As a duration
- 142,225 s = 1 day, 15 hours, 30 minutes, 25 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβσκεʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋫·𝋥
- Chinese
- 一十四萬二千二百二十五
- Chinese (financial)
- 壹拾肆萬貳仟貳佰貳拾伍
Also seen as
UTF-8 encoding: F0 A2 AE 91 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.145.
- Address
- 0.2.43.145
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.145
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 142,225 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.