118,420
118,420 is a composite number, even.
118,420 (one hundred eighteen thousand four hundred twenty) is an even 6-digit number. It is a composite number with 24 divisors, and factors as 2² × 5 × 31 × 191. Its proper divisors sum to 139,628, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1CE94.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 0
- Digital root
- 7
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 24,811
- Recamán's sequence
- a(243,256) = 118,420
- Square (n²)
- 14,023,296,400
- Cube (n³)
- 1,660,638,759,688,000
- Divisor count
- 24
- σ(n) — sum of divisors
- 258,048
- φ(n) — Euler's totient
- 45,600
- Sum of prime factors
- 231
Primality
Prime factorization: 2 2 × 5 × 31 × 191
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√118,420 = [344; (8, 5, 4, 1, 3, 9, 1, 2, 2, 8, 5, 1, 1, 1, 61, 1, 11, 1, 1, 7, 1, 42, 7, 1, …)]
Representations
- In words
- one hundred eighteen thousand four hundred twenty
- Ordinal
- 118420th
- Binary
- 11100111010010100
- Octal
- 347224
- Hexadecimal
- 0x1CE94
- Base64
- Ac6U
- One's complement
- 4,294,848,875 (32-bit)
- Scientific notation
- 1.1842 × 10⁵
- As a duration
- 118,420 s = 1 day, 8 hours, 53 minutes, 40 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆
- Greek (Milesian)
- ͵ριηυκʹ
- Mayan (base 20)
- 𝋮·𝋰·𝋡·𝋠
- Chinese
- 一十一萬八千四百二十
- Chinese (financial)
- 壹拾壹萬捌仟肆佰貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 118420, here are decompositions:
- 11 + 118409 = 118420
- 47 + 118373 = 118420
- 59 + 118361 = 118420
- 167 + 118253 = 118420
- 173 + 118247 = 118420
- 251 + 118169 = 118420
- 257 + 118163 = 118420
- 293 + 118127 = 118420
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 9C BA 94 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.1.206.148.
- Address
- 0.1.206.148
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.206.148
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 118,420 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 118420 first appears in π at position 66,270 of the decimal expansion (the 66,270ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.