138,622
138,622 is a composite number, even.
138,622 (one hundred thirty-eight thousand six hundred twenty-two) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 11 × 6,301. Written other ways, in hexadecimal, 0x21D7E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 22
- Digit product
- 576
- Digital root
- 4
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 226,831
- Recamán's sequence
- a(491,583) = 138,622
- Square (n²)
- 19,216,058,884
- Cube (n³)
- 2,663,768,514,617,848
- Divisor count
- 8
- σ(n) — sum of divisors
- 226,872
- φ(n) — Euler's totient
- 63,000
- Sum of prime factors
- 6,314
Primality
Prime factorization: 2 × 11 × 6301
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√138,622 = [372; (3, 7, 1, 5, 1, 1, 1, 6, 1, 6, 1, 4, 5, 5, 4, 8, 1, 21, 106, 3, 56, 1, 18, 9, …)]
Representations
- In words
- one hundred thirty-eight thousand six hundred twenty-two
- Ordinal
- 138622nd
- Binary
- 100001110101111110
- Octal
- 416576
- Hexadecimal
- 0x21D7E
- Base64
- Ah1+
- One's complement
- 4,294,828,673 (32-bit)
- Scientific notation
- 1.38622 × 10⁵
- As a duration
- 138,622 s = 1 day, 14 hours, 30 minutes, 22 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρληχκβʹ
- Mayan (base 20)
- 𝋱·𝋦·𝋫·𝋢
- Chinese
- 一十三萬八千六百二十二
- Chinese (financial)
- 壹拾參萬捌仟陸佰貳拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 138622, here are decompositions:
- 5 + 138617 = 138622
- 23 + 138599 = 138622
- 41 + 138581 = 138622
- 53 + 138569 = 138622
- 59 + 138563 = 138622
- 173 + 138449 = 138622
- 233 + 138389 = 138622
- 251 + 138371 = 138622
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 B5 BE (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.29.126.
- Address
- 0.2.29.126
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.29.126
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 138,622 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 138622 first appears in π at position 108,937 of the decimal expansion (the 108,937ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.