115,020
115,020 is a composite number, even.
115,020 (one hundred fifteen thousand twenty) is an even 6-digit number. It is a composite number with 60 divisors, and factors as 2² × 3⁴ × 5 × 71. Its proper divisors sum to 250,884, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1C14C.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 9
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 20,511
- Recamán's sequence
- a(71,447) = 115,020
- Square (n²)
- 13,229,600,400
- Cube (n³)
- 1,521,668,638,008,000
- Divisor count
- 60
- σ(n) — sum of divisors
- 365,904
- φ(n) — Euler's totient
- 30,240
- Sum of prime factors
- 92
Primality
Prime factorization: 2 2 × 3 4 × 5 × 71
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√115,020 = [339; (6, 1, 5, 1, 1, 1, 61, 75, 2, 1, 6, 5, 2, 5, 6, 1, 2, 75, 61, 1, 1, 1, 5, 1, …)]
Period length 26 — the block in parentheses repeats forever.
Representations
- In words
- one hundred fifteen thousand twenty
- Ordinal
- 115020th
- Binary
- 11100000101001100
- Octal
- 340514
- Hexadecimal
- 0x1C14C
- Base64
- AcFM
- One's complement
- 4,294,852,275 (32-bit)
- Scientific notation
- 1.1502 × 10⁵
- As a duration
- 115,020 s = 1 day, 7 hours, 57 minutes
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
- Egyptian hieroglyphic
- 𓆐𓂍𓆼𓆼𓆼𓆼𓆼𓎆𓎆
- Greek (Milesian)
- ͵ριεκʹ
- Mayan (base 20)
- 𝋮·𝋧·𝋫·𝋠
- Chinese
- 一十一萬五千零二十
- Chinese (financial)
- 壹拾壹萬伍仟零貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 115020, here are decompositions:
- 7 + 115013 = 115020
- 19 + 115001 = 115020
- 23 + 114997 = 115020
- 47 + 114973 = 115020
- 53 + 114967 = 115020
- 79 + 114941 = 115020
- 107 + 114913 = 115020
- 131 + 114889 = 115020
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.193.76.
- Address
- 0.1.193.76
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.193.76
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 115,020 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 115020 first appears in π at position 866,048 of the decimal expansion (the 866,048ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.