142,310
142,310 is a composite number, even.
142,310 (one hundred forty-two thousand three hundred ten) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2 × 5 × 7 × 19 × 107. Its proper divisors sum to 168,730, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x22BE6.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 11
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 13,241
- Recamán's sequence
- a(39,932) = 142,310
- Square (n²)
- 20,252,136,100
- Cube (n³)
- 2,882,081,488,391,000
- Divisor count
- 32
- σ(n) — sum of divisors
- 311,040
- φ(n) — Euler's totient
- 45,792
- Sum of prime factors
- 140
Primality
Prime factorization: 2 × 5 × 7 × 19 × 107
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,310 = [377; (4, 5, 1, 67, 1, 2, 1, 67, 1, 5, 4, 754)]
Period length 12 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand three hundred ten
- Ordinal
- 142310th
- Binary
- 100010101111100110
- Octal
- 425746
- Hexadecimal
- 0x22BE6
- Base64
- Aivm
- One's complement
- 4,294,824,985 (32-bit)
- Scientific notation
- 1.4231 × 10⁵
- As a duration
- 142,310 s = 1 day, 15 hours, 31 minutes, 50 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓎆
- Greek (Milesian)
- ͵ρμβτιʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋯·𝋪
- Chinese
- 一十四萬二千三百一十
- Chinese (financial)
- 壹拾肆萬貳仟參佰壹拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142310, here are decompositions:
- 13 + 142297 = 142310
- 73 + 142237 = 142310
- 79 + 142231 = 142310
- 127 + 142183 = 142310
- 151 + 142159 = 142310
- 199 + 142111 = 142310
- 211 + 142099 = 142310
- 271 + 142039 = 142310
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 AF A6 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.230.
- Address
- 0.2.43.230
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.230
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 142,310 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
- Amicable numbers — Pairs of numbers, each the sum of the other's divisors — a Pythagorean symbol of friendship.
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.