140,400
140,400 is a composite number, even.
140,400 (one hundred forty thousand four hundred) is an even 6-digit number. It is a composite number with 120 divisors, and factors as 2⁴ × 3³ × 5² × 13. Its proper divisors sum to 397,760, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x22470.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 9
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 4,041
- Recamán's sequence
- a(488,027) = 140,400
- Square (n²)
- 19,712,160,000
- Cube (n³)
- 2,767,587,264,000,000
- Divisor count
- 120
- σ(n) — sum of divisors
- 538,160
- φ(n) — Euler's totient
- 34,560
- Sum of prime factors
- 40
Primality
Prime factorization: 2 4 × 3 3 × 5 2 × 13
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√140,400 = [374; (1, 2, 3, 82, 1, 28, 1, 82, 3, 2, 1, 748)]
Period length 12 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty thousand four hundred
- Ordinal
- 140400th
- Binary
- 100010010001110000
- Octal
- 422160
- Hexadecimal
- 0x22470
- Base64
- AiRw
- One's complement
- 4,294,826,895 (32-bit)
- Scientific notation
- 1.404 × 10⁵
- As a duration
- 140,400 s = 1 day, 15 hours
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 · ·
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢
- Greek (Milesian)
- ͵ρμυʹ
- Mayan (base 20)
- 𝋱·𝋫·𝋠·𝋠
- Chinese
- 一十四萬零四百
- Chinese (financial)
- 壹拾肆萬零肆佰
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 140400, here are decompositions:
- 19 + 140381 = 140400
- 37 + 140363 = 140400
- 61 + 140339 = 140400
- 67 + 140333 = 140400
- 79 + 140321 = 140400
- 83 + 140317 = 140400
- 103 + 140297 = 140400
- 131 + 140269 = 140400
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 91 B0 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.36.112.
- Address
- 0.2.36.112
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.36.112
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 140,400 and was likely granted around 1872.
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°.