140,828
140,828 is a composite number, even.
140,828 (one hundred forty thousand eight hundred twenty-eight) is an even 6-digit number. It is a composite number with 24 divisors, and factors as 2² × 17 × 19 × 109. Written other ways, in hexadecimal, 0x2261C.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 828,041
- Recamán's sequence
- a(487,171) = 140,828
- Square (n²)
- 19,832,525,584
- Cube (n³)
- 2,792,974,912,943,552
- Divisor count
- 24
- σ(n) — sum of divisors
- 277,200
- φ(n) — Euler's totient
- 62,208
- Sum of prime factors
- 149
Primality
Prime factorization: 2 2 × 17 × 19 × 109
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√140,828 = [375; (3, 1, 2, 3, 2, 6, 1, 3, 1, 1, 2, 1, 4, 4, 1, 1, 3, 6, 1, 14, 2, 4, 1, 186, …)]
Period length 48 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty thousand eight hundred twenty-eight
- Ordinal
- 140828th
- Binary
- 100010011000011100
- Octal
- 423034
- Hexadecimal
- 0x2261C
- Base64
- AiYc
- One's complement
- 4,294,826,467 (32-bit)
- Scientific notation
- 1.40828 × 10⁵
- As a duration
- 140,828 s = 1 day, 15 hours, 7 minutes, 8 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμωκηʹ
- Mayan (base 20)
- 𝋱·𝋬·𝋡·𝋨
- Chinese
- 一十四萬零八百二十八
- Chinese (financial)
- 壹拾肆萬零捌佰貳拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 140828, here are decompositions:
- 31 + 140797 = 140828
- 67 + 140761 = 140828
- 97 + 140731 = 140828
- 139 + 140689 = 140828
- 151 + 140677 = 140828
- 199 + 140629 = 140828
- 211 + 140617 = 140828
- 241 + 140587 = 140828
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 98 9C (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.38.28.
- Address
- 0.2.38.28
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.38.28
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 140,828 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 140828 first appears in π at position 543,124 of the decimal expansion (the 543,124ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.