138,046
138,046 is a composite number, even.
138,046 (one hundred thirty-eight thousand forty-six) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 23 × 3,001. Written other ways, in hexadecimal, 0x21B3E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 22
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 640,831
- Recamán's sequence
- a(492,735) = 138,046
- Square (n²)
- 19,056,698,116
- Cube (n³)
- 2,630,700,948,121,336
- Divisor count
- 8
- σ(n) — sum of divisors
- 216,144
- φ(n) — Euler's totient
- 66,000
- Sum of prime factors
- 3,026
Primality
Prime factorization: 2 × 23 × 3001
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√138,046 = [371; (1, 1, 5, 247, 1, 1, 16, 82, 1, 1, 49, 27, 1, 1, 148, 9, 5, 1, 48, 1, 2, 2, 1, 2, …)]
Representations
- In words
- one hundred thirty-eight thousand forty-six
- Ordinal
- 138046th
- Binary
- 100001101100111110
- Octal
- 415476
- Hexadecimal
- 0x21B3E
- Base64
- Ahs+
- One's complement
- 4,294,829,249 (32-bit)
- Scientific notation
- 1.38046 × 10⁵
- As a duration
- 138,046 s = 1 day, 14 hours, 20 minutes, 46 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλημϛʹ
- Mayan (base 20)
- 𝋱·𝋥·𝋢·𝋦
- Chinese
- 一十三萬八千零四十六
- Chinese (financial)
- 壹拾參萬捌仟零肆拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 138046, here are decompositions:
- 5 + 138041 = 138046
- 47 + 137999 = 138046
- 53 + 137993 = 138046
- 89 + 137957 = 138046
- 113 + 137933 = 138046
- 137 + 137909 = 138046
- 173 + 137873 = 138046
- 179 + 137867 = 138046
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 AC BE (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.27.62.
- Address
- 0.2.27.62
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.27.62
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 138,046 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 138046 first appears in π at position 831,706 of the decimal expansion (the 831,706ordinal-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.