105,421
105,421 is a composite number, odd.
105,421 (one hundred five thousand four hundred twenty-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 47 × 2,243. Written other ways, in hexadecimal, 0x19BCD.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 13
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 124,501
- Recamán's sequence
- a(89,617) = 105,421
- Square (n²)
- 11,113,587,241
- Cube (n³)
- 1,171,605,480,533,461
- Divisor count
- 4
- σ(n) — sum of divisors
- 107,712
- φ(n) — Euler's totient
- 103,132
- Sum of prime factors
- 2,290
Primality
Prime factorization: 47 × 2243
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√105,421 = [324; (1, 2, 5, 2, 2, 2, 1, 1, 1, 3, 1, 3, 1, 2, 3, 1, 2, 12, 1, 8, 4, 1, 1, 8, …)]
Representations
- In words
- one hundred five thousand four hundred twenty-one
- Ordinal
- 105421st
- Binary
- 11001101111001101
- Octal
- 315715
- Hexadecimal
- 0x19BCD
- Base64
- AZvN
- One's complement
- 4,294,861,874 (32-bit)
- Scientific notation
- 1.05421 × 10⁵
- As a duration
- 105,421 s = 1 day, 5 hours, 17 minutes, 1 second
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
- Egyptian hieroglyphic
- 𓆐𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρευκαʹ
- Mayan (base 20)
- 𝋭·𝋣·𝋫·𝋡
- Chinese
- 一十萬五千四百二十一
- Chinese (financial)
- 壹拾萬伍仟肆佰貳拾壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.1.155.205.
- Address
- 0.1.155.205
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.155.205
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 105,421 and was likely granted around 1870.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.