138,022
138,022 is a composite number, even.
138,022 (one hundred thirty-eight thousand twenty-two) is an even 6-digit number. It is a composite number with 4 divisors, and factors as 2 × 69,011. Written other ways, in hexadecimal, 0x21B26.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 0
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 220,831
- Recamán's sequence
- a(492,783) = 138,022
- Square (n²)
- 19,050,072,484
- Cube (n³)
- 2,629,329,104,386,648
- Divisor count
- 4
- σ(n) — sum of divisors
- 207,036
- φ(n) — Euler's totient
- 69,010
- Sum of prime factors
- 69,013
Primality
Prime factorization: 2 × 69011
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√138,022 = [371; (1, 1, 18, 1, 1, 4, 2, 1, 10, 1, 1, 3, 6, 2, 2, 3, 1, 1, 2, 3, 6, 17, 1, 26, …)]
Representations
- In words
- one hundred thirty-eight thousand twenty-two
- Ordinal
- 138022nd
- Binary
- 100001101100100110
- Octal
- 415446
- Hexadecimal
- 0x21B26
- Base64
- Ahsm
- One's complement
- 4,294,829,273 (32-bit)
- Scientific notation
- 1.38022 × 10⁵
- As a duration
- 138,022 s = 1 day, 14 hours, 20 minutes, 22 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋 𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρληκβʹ
- Mayan (base 20)
- 𝋱·𝋥·𝋡·𝋢
- Chinese
- 一十三萬八千零二十二
- Chinese (financial)
- 壹拾參萬捌仟零貳拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 138022, here are decompositions:
- 23 + 137999 = 138022
- 29 + 137993 = 138022
- 89 + 137933 = 138022
- 113 + 137909 = 138022
- 149 + 137873 = 138022
- 173 + 137849 = 138022
- 191 + 137831 = 138022
- 251 + 137771 = 138022
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 AC A6 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.27.38.
- Address
- 0.2.27.38
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.27.38
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 138,022 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 138022 first appears in π at position 682,969 of the decimal expansion (the 682,969ordinal-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.