142,475
142,475 is a composite number, odd.
142,475 (one hundred forty-two thousand four hundred seventy-five) is an odd 6-digit number. It is a composite number with 12 divisors, and factors as 5² × 41 × 139. Written other ways, in hexadecimal, 0x22C8B.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 1,120
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 574,241
- Recamán's sequence
- a(223,466) = 142,475
- Square (n²)
- 20,299,125,625
- Cube (n³)
- 2,892,117,923,421,875
- Divisor count
- 12
- σ(n) — sum of divisors
- 182,280
- φ(n) — Euler's totient
- 110,400
- Sum of prime factors
- 190
Primality
Prime factorization: 5 2 × 41 × 139
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,475 = [377; (2, 5, 1, 1, 5, 1, 4, 18, 4, 1, 5, 1, 1, 5, 2, 754)]
Period length 16 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand four hundred seventy-five
- Ordinal
- 142475th
- Binary
- 100010110010001011
- Octal
- 426213
- Hexadecimal
- 0x22C8B
- Base64
- AiyL
- One's complement
- 4,294,824,820 (32-bit)
- Scientific notation
- 1.42475 × 10⁵
- As a duration
- 142,475 s = 1 day, 15 hours, 34 minutes, 35 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβυοεʹ
- Mayan (base 20)
- 𝋱·𝋰·𝋣·𝋯
- Chinese
- 一十四萬二千四百七十五
- Chinese (financial)
- 壹拾肆萬貳仟肆佰柒拾伍
Also seen as
UTF-8 encoding: F0 A2 B2 8B (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.44.139.
- Address
- 0.2.44.139
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.44.139
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 142,475 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 142475 first appears in π at position 281,561 of the decimal expansion (the 281,561ordinal-suffix:st 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.