142,001
142,001 is a composite number, odd.
142,001 (one hundred forty-two thousand one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 17 × 8,353. Written other ways, in hexadecimal, 0x22AB1.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 8
- Digit product
- 0
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 100,241
- Recamán's sequence
- a(484,825) = 142,001
- Square (n²)
- 20,164,284,001
- Cube (n³)
- 2,863,348,492,426,001
- Divisor count
- 4
- σ(n) — sum of divisors
- 150,372
- φ(n) — Euler's totient
- 133,632
- Sum of prime factors
- 8,370
Primality
Prime factorization: 17 × 8353
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,001 = [376; (1, 4, 1, 8, 30, 30, 8, 1, 4, 1, 752)]
Period length 11 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand one
- Ordinal
- 142001st
- Binary
- 100010101010110001
- Octal
- 425261
- Hexadecimal
- 0x22AB1
- Base64
- Aiqx
- One's complement
- 4,294,825,294 (32-bit)
- Scientific notation
- 1.42001 × 10⁵
- As a duration
- 142,001 s = 1 day, 15 hours, 26 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓏺
- Greek (Milesian)
- ͵ρμβαʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋠·𝋡
- Chinese
- 一十四萬二千零一
- Chinese (financial)
- 壹拾肆萬貳仟零壹
Also seen as
UTF-8 encoding: F0 A2 AA B1 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.42.177.
- Address
- 0.2.42.177
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.42.177
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 142,001 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 142001 first appears in π at position 519,998 of the decimal expansion (the 519,998ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.