118,442
118,442 is a composite number, even.
118,442 (one hundred eighteen thousand four hundred forty-two) is an even 6-digit number. It is a composite number with 4 divisors, and factors as 2 × 59,221. Written other ways, in hexadecimal, 0x1CEAA.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 256
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 244,811
- Recamán's sequence
- a(243,212) = 118,442
- Square (n²)
- 14,028,507,364
- Cube (n³)
- 1,661,564,469,206,888
- Divisor count
- 4
- σ(n) — sum of divisors
- 177,666
- φ(n) — Euler's totient
- 59,220
- Sum of prime factors
- 59,223
Primality
Prime factorization: 2 × 59221
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√118,442 = [344; (6, 2, 30, 1, 4, 1, 2, 1, 1, 2, 1, 4, 1, 30, 2, 6, 688)]
Period length 17 — the block in parentheses repeats forever.
Representations
- In words
- one hundred eighteen thousand four hundred forty-two
- Ordinal
- 118442nd
- Binary
- 11100111010101010
- Octal
- 347252
- Hexadecimal
- 0x1CEAA
- Base64
- Ac6q
- One's complement
- 4,294,848,853 (32-bit)
- Scientific notation
- 1.18442 × 10⁵
- As a duration
- 118,442 s = 1 day, 8 hours, 54 minutes, 2 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ριηυμβʹ
- Mayan (base 20)
- 𝋮·𝋰·𝋢·𝋢
- Chinese
- 一十一萬八千四百四十二
- Chinese (financial)
- 壹拾壹萬捌仟肆佰肆拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 118442, here are decompositions:
- 13 + 118429 = 118442
- 19 + 118423 = 118442
- 31 + 118411 = 118442
- 43 + 118399 = 118442
- 73 + 118369 = 118442
- 193 + 118249 = 118442
- 223 + 118219 = 118442
- 229 + 118213 = 118442
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9C BA AA (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.206.170.
- Address
- 0.1.206.170
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.206.170
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 118,442 and was likely granted around 1871.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 118442 first appears in π at position 30,622 of the decimal expansion (the 30,622ordinal-suffix:nd 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.