188,048
188,048 is a composite number, even.
188,048 (one hundred eighty-eight thousand forty-eight) is an even 6-digit number. It is a composite number with 40 divisors, and factors as 2⁴ × 7 × 23 × 73. Its proper divisors sum to 252,400, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x2DE90.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 29
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 840,881
- Recamán's sequence
- a(169,784) = 188,048
- Square (n²)
- 35,362,050,304
- Cube (n³)
- 6,649,762,835,566,592
- Divisor count
- 40
- σ(n) — sum of divisors
- 440,448
- φ(n) — Euler's totient
- 76,032
- Sum of prime factors
- 111
Primality
Prime factorization: 2 4 × 7 × 23 × 73
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√188,048 = [433; (1, 1, 1, 4, 2, 6, 1, 2, 1, 1, 10, 1, 5, 6, 1, 1, 1, 1, 5, 2, 5, 1, 1, 1, …)]
Period length 40 — the block in parentheses repeats forever.
Representations
- In words
- one hundred eighty-eight thousand forty-eight
- Ordinal
- 188048th
- Binary
- 101101111010010000
- Octal
- 557220
- Hexadecimal
- 0x2DE90
- Base64
- At6Q
- One's complement
- 4,294,779,247 (32-bit)
- Scientific notation
- 1.88048 × 10⁵
- As a duration
- 188,048 s = 2 days, 4 hours, 14 minutes, 8 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρπημηʹ
- Chinese
- 十八萬八千零四十八
- Chinese (financial)
- 壹拾捌萬捌仟零肆拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 188048, here are decompositions:
- 19 + 188029 = 188048
- 31 + 188017 = 188048
- 37 + 188011 = 188048
- 61 + 187987 = 188048
- 97 + 187951 = 188048
- 127 + 187921 = 188048
- 139 + 187909 = 188048
- 151 + 187897 = 188048
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 AD BA 90 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.222.144.
- Address
- 0.2.222.144
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.222.144
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 188,048 and was likely granted around 1875.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 188048 first appears in π at position 50,515 of the decimal expansion (the 50,515ordinal-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°.