173,040
173,040 is a composite number, even.
173,040 (one hundred seventy-three thousand forty) is an even 6-digit number. It is a composite number with 80 divisors, and factors as 2⁴ × 3 × 5 × 7 × 103. Its proper divisors sum to 445,968, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x2A3F0.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 15
- Digit product
- 0
- Digital root
- 6
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 40,371
- Square (n²)
- 29,942,841,600
- Cube (n³)
- 5,181,309,310,464,000
- Divisor count
- 80
- σ(n) — sum of divisors
- 619,008
- φ(n) — Euler's totient
- 39,168
- Sum of prime factors
- 126
Primality
Prime factorization: 2 4 × 3 × 5 × 7 × 103
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√173,040 = [415; (1, 50, 1, 830)]
Period length 4 — the block in parentheses repeats forever.
Representations
- In words
- one hundred seventy-three thousand forty
- Ordinal
- 173040th
- Binary
- 101010001111110000
- Octal
- 521760
- Hexadecimal
- 0x2A3F0
- Base64
- AqPw
- One's complement
- 4,294,794,255 (32-bit)
- Scientific notation
- 1.7304 × 10⁵
- As a duration
- 173,040 s = 2 days, 4 minutes
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹 ·
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρογμʹ
- Chinese
- 一十七萬三千零四十
- Chinese (financial)
- 壹拾柒萬參仟零肆拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 173040, here are decompositions:
- 17 + 173023 = 173040
- 19 + 173021 = 173040
- 41 + 172999 = 173040
- 47 + 172993 = 173040
- 53 + 172987 = 173040
- 59 + 172981 = 173040
- 67 + 172973 = 173040
- 71 + 172969 = 173040
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 AA 8F B0 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.163.240.
- Address
- 0.2.163.240
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.163.240
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 173,040 and was likely granted around 1874.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 173040 first appears in π at position 507,861 of the decimal expansion (the 507,861ordinal-suffix:st 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°.