108,020
108,020 is a composite number, even.
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 11
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 20,801
- Recamán's sequence
- a(251,392) = 108,020
- Square (n²)
- 11,668,320,400
- Cube (n³)
- 1,260,411,969,608,000
- Divisor count
- 24
- σ(n) — sum of divisors
- 247,968
- φ(n) — Euler's totient
- 39,200
- Sum of prime factors
- 511
Primality
Prime factorization: 2 2 × 5 × 11 × 491
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one hundred eight thousand twenty
- Ordinal
- 108020th
- Binary
- 11010010111110100
- Octal
- 322764
- Hexadecimal
- 0x1A5F4
- Base64
- AaX0
- One's complement
- 4,294,859,275 (32-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋 · 𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆
- Greek (Milesian)
- ͵ρηκʹ
- Mayan (base 20)
- 𝋭·𝋪·𝋡·𝋠
- Chinese
- 一十萬八千零二十
- Chinese (financial)
- 壹拾萬捌仟零貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 108020, here are decompositions:
- 7 + 108013 = 108020
- 13 + 108007 = 108020
- 79 + 107941 = 108020
- 97 + 107923 = 108020
- 139 + 107881 = 108020
- 163 + 107857 = 108020
- 181 + 107839 = 108020
- 193 + 107827 = 108020
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.165.244.
- Address
- 0.1.165.244
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.165.244
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 108,020 and was likely granted around 1870.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 108020 first appears in π at position 331,439 of the decimal expansion (the 331,439ordinal-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.