124,200
124,200 is a composite number, even.
124,200 (one hundred twenty-four thousand two hundred) is an even 6-digit number. It is a composite number with 96 divisors, and factors as 2³ × 3³ × 5² × 23. Its proper divisors sum to 322,200, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1E528.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 9
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 2,421
- Recamán's sequence
- a(237,764) = 124,200
- Square (n²)
- 15,425,640,000
- Cube (n³)
- 1,915,864,488,000,000
- Divisor count
- 96
- σ(n) — sum of divisors
- 446,400
- φ(n) — Euler's totient
- 31,680
- Sum of prime factors
- 48
Primality
Prime factorization: 2 3 × 3 3 × 5 2 × 23
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√124,200 = [352; (2, 2, 1, 1, 1, 2, 1, 1, 1, 2, 2, 704)]
Period length 12 — the block in parentheses repeats forever.
Representations
- In words
- one hundred twenty-four thousand two hundred
- Ordinal
- 124200th
- Binary
- 11110010100101000
- Octal
- 362450
- Hexadecimal
- 0x1E528
- Base64
- AeUo
- One's complement
- 4,294,843,095 (32-bit)
- Scientific notation
- 1.242 × 10⁵
- As a duration
- 124,200 s = 1 day, 10 hours, 30 minutes
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 ·
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢
- Greek (Milesian)
- ͵ρκδσʹ
- Mayan (base 20)
- 𝋯·𝋪·𝋪·𝋠
- Chinese
- 一十二萬四千二百
- Chinese (financial)
- 壹拾貳萬肆仟貳佰
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 124200, here are decompositions:
- 7 + 124193 = 124200
- 17 + 124183 = 124200
- 19 + 124181 = 124200
- 29 + 124171 = 124200
- 47 + 124153 = 124200
- 53 + 124147 = 124200
- 61 + 124139 = 124200
- 67 + 124133 = 124200
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.229.40.
- Address
- 0.1.229.40
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.229.40
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 124,200 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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.