125,450
125,450 is a composite number, even.
125,450 (one hundred twenty-five thousand four hundred fifty) is an even 6-digit number. It is a composite number with 24 divisors, and factors as 2 × 5² × 13 × 193. Its proper divisors sum to 127,138, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1EA0A.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 0
- Digital root
- 8
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 54,521
- Recamán's sequence
- a(235,264) = 125,450
- Square (n²)
- 15,737,702,500
- Cube (n³)
- 1,974,294,778,625,000
- Divisor count
- 24
- σ(n) — sum of divisors
- 252,588
- φ(n) — Euler's totient
- 46,080
- Sum of prime factors
- 218
Primality
Prime factorization: 2 × 5 2 × 13 × 193
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√125,450 = [354; (5, 3, 1, 1, 27, 1, 3, 3, 3, 3, 1, 27, 1, 1, 3, 5, 708)]
Period length 17 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-five thousand four hundred fifty
- Ordinal
- 125450th
- Binary
- 11110101000001010
- Octal
- 365012
- Hexadecimal
- 0x1EA0A
- Base64
- AeoK
- One's complement
- 4,294,841,845 (32-bit)
- Scientific notation
- 1.2545 × 10⁵
- As a duration
- 125,450 s = 1 day, 10 hours, 50 minutes, 50 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρκευνʹ
- Mayan (base 20)
- 𝋯·𝋭·𝋬·𝋪
- Chinese
- 一十二萬五千四百五十
- Chinese (financial)
- 壹拾貳萬伍仟肆佰伍拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 125450, here are decompositions:
- 43 + 125407 = 125450
- 67 + 125383 = 125450
- 79 + 125371 = 125450
- 97 + 125353 = 125450
- 139 + 125311 = 125450
- 151 + 125299 = 125450
- 163 + 125287 = 125450
- 181 + 125269 = 125450
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.234.10.
- Address
- 0.1.234.10
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.234.10
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 125,450 and was likely granted around 1871.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.