140,990
140,990 is a composite number, even.
140,990 (one hundred forty thousand nine hundred ninety) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 5 × 23 × 613. Written other ways, in hexadecimal, 0x226BE.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 99,041
- Recamán's sequence
- a(486,847) = 140,990
- Square (n²)
- 19,878,180,100
- Cube (n³)
- 2,802,624,612,299,000
- Divisor count
- 16
- σ(n) — sum of divisors
- 265,248
- φ(n) — Euler's totient
- 53,856
- Sum of prime factors
- 643
Primality
Prime factorization: 2 × 5 × 23 × 613
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√140,990 = [375; (2, 17, 1, 4, 2, 5, 3, 1, 1, 2, 3, 1, 3, 6, 3, 1, 3, 2, 1, 1, 3, 5, 2, 4, …)]
Period length 28 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty thousand nine hundred ninety
- Ordinal
- 140990th
- Binary
- 100010011010111110
- Octal
- 423276
- Hexadecimal
- 0x226BE
- Base64
- Aia+
- One's complement
- 4,294,826,305 (32-bit)
- Scientific notation
- 1.4099 × 10⁵
- As a duration
- 140,990 s = 1 day, 15 hours, 9 minutes, 50 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρμϡϟʹ
- Mayan (base 20)
- 𝋱·𝋬·𝋩·𝋪
- Chinese
- 一十四萬零九百九十
- Chinese (financial)
- 壹拾肆萬零玖佰玖拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 140990, here are decompositions:
- 7 + 140983 = 140990
- 13 + 140977 = 140990
- 61 + 140929 = 140990
- 97 + 140893 = 140990
- 127 + 140863 = 140990
- 151 + 140839 = 140990
- 163 + 140827 = 140990
- 193 + 140797 = 140990
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 9A BE (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.38.190.
- Address
- 0.2.38.190
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.38.190
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 140,990 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 140990 first appears in π at position 190,633 of the decimal expansion (the 190,633ordinal-suffix:rd 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.