160,400
160,400 is a composite number, even.
160,400 (one hundred sixty thousand four hundred) is an even 6-digit number. It is a composite number with 30 divisors, and factors as 2⁴ × 5² × 401. Its proper divisors sum to 225,922, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x27290.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 11
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 4,061
- Recamán's sequence
- a(49,560) = 160,400
- Square (n²)
- 25,728,160,000
- Cube (n³)
- 4,126,796,864,000,000
- Divisor count
- 30
- σ(n) — sum of divisors
- 386,322
- φ(n) — Euler's totient
- 64,000
- Sum of prime factors
- 419
Primality
Prime factorization: 2 4 × 5 2 × 401
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√160,400 = [400; (2, 800)]
Period length 2 — the block in parentheses repeats forever.
Representations
- In words
- one hundred sixty thousand four hundred
- Ordinal
- 160400th
- Binary
- 100111001010010000
- Octal
- 471220
- Hexadecimal
- 0x27290
- Base64
- AnKQ
- One's complement
- 4,294,806,895 (32-bit)
- Scientific notation
- 1.604 × 10⁵
- As a duration
- 160,400 s = 1 day, 20 hours, 33 minutes, 20 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢
- Greek (Milesian)
- ͵ρξυʹ
- Chinese
- 一十六萬零四百
- Chinese (financial)
- 壹拾陸萬零肆佰
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 160400, here are decompositions:
- 3 + 160397 = 160400
- 13 + 160387 = 160400
- 43 + 160357 = 160400
- 157 + 160243 = 160400
- 193 + 160207 = 160400
- 199 + 160201 = 160400
- 241 + 160159 = 160400
- 283 + 160117 = 160400
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A7 8A 90 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.114.144.
- Address
- 0.2.114.144
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.114.144
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 160,400 and was likely granted around 1873.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 160400 first appears in π at position 754,400 of the decimal expansion (the 754,400ordinal-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°.