142,090
142,090 is a composite number, even.
142,090 (one hundred forty-two thousand ninety) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 5 × 13 × 1,093. Written other ways, in hexadecimal, 0x22B0A.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 0
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 90,241
- Recamán's sequence
- a(484,647) = 142,090
- Square (n²)
- 20,189,568,100
- Cube (n³)
- 2,868,735,731,329,000
- Divisor count
- 16
- σ(n) — sum of divisors
- 275,688
- φ(n) — Euler's totient
- 52,416
- Sum of prime factors
- 1,113
Primality
Prime factorization: 2 × 5 × 13 × 1093
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,090 = [376; (1, 18, 3, 83, 2, 3, 1, 1, 2, 1, 2, 2, 1, 8, 1, 1, 1, 1, 8, 1, 2, 2, 1, 2, …)]
Period length 33 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand ninety
- Ordinal
- 142090th
- Binary
- 100010101100001010
- Octal
- 425412
- Hexadecimal
- 0x22B0A
- Base64
- AisK
- One's complement
- 4,294,825,205 (32-bit)
- Scientific notation
- 1.4209 × 10⁵
- As a duration
- 142,090 s = 1 day, 15 hours, 28 minutes, 10 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρμβϟʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋤·𝋪
- Chinese
- 一十四萬二千零九十
- Chinese (financial)
- 壹拾肆萬貳仟零玖拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142090, here are decompositions:
- 23 + 142067 = 142090
- 29 + 142061 = 142090
- 41 + 142049 = 142090
- 59 + 142031 = 142090
- 71 + 142019 = 142090
- 83 + 142007 = 142090
- 131 + 141959 = 142090
- 149 + 141941 = 142090
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 AC 8A (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.10.
- Address
- 0.2.43.10
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.10
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 142,090 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 142090 first appears in π at position 56,201 of the decimal expansion (the 56,201ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.