142,356
142,356 is a composite number, even.
142,356 (one hundred forty-two thousand three hundred fifty-six) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 3 × 11,863. Its proper divisors sum to 189,836, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x22C14.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 720
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 653,241
- Recamán's sequence
- a(40,024) = 142,356
- Square (n²)
- 20,265,230,736
- Cube (n³)
- 2,884,877,186,654,016
- Divisor count
- 12
- σ(n) — sum of divisors
- 332,192
- φ(n) — Euler's totient
- 47,448
- Sum of prime factors
- 11,870
Primality
Prime factorization: 2 2 × 3 × 11863
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,356 = [377; (3, 3, 10, 3, 21, 4, 4, 1, 1, 1, 1, 1, 3, 1, 1, 2, 6, 8, 1, 2, 1, 1, 2, 2, …)]
Representations
- In words
- one hundred forty-two thousand three hundred fifty-six
- Ordinal
- 142356th
- Binary
- 100010110000010100
- Octal
- 426024
- Hexadecimal
- 0x22C14
- Base64
- AiwU
- One's complement
- 4,294,824,939 (32-bit)
- Scientific notation
- 1.42356 × 10⁵
- As a duration
- 142,356 s = 1 day, 15 hours, 32 minutes, 36 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβτνϛʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋱·𝋰
- Chinese
- 一十四萬二千三百五十六
- Chinese (financial)
- 壹拾肆萬貳仟參佰伍拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142356, here are decompositions:
- 29 + 142327 = 142356
- 37 + 142319 = 142356
- 59 + 142297 = 142356
- 139 + 142217 = 142356
- 163 + 142193 = 142356
- 167 + 142189 = 142356
- 173 + 142183 = 142356
- 197 + 142159 = 142356
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 B0 94 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.44.20.
- Address
- 0.2.44.20
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.44.20
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 142,356 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 142356 first appears in π at position 210,019 of the decimal expansion (the 210,019ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.