138,116
138,116 is a composite number, even.
138,116 (one hundred thirty-eight thousand one hundred sixteen) is an even 6-digit number. It is a composite number with 24 divisors, and factors as 2² × 11 × 43 × 73. Written other ways, in hexadecimal, 0x21B84.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 20
- Digit product
- 144
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 611,831
- Recamán's sequence
- a(492,595) = 138,116
- Square (n²)
- 19,076,029,456
- Cube (n³)
- 2,634,704,884,344,896
- Divisor count
- 24
- σ(n) — sum of divisors
- 273,504
- φ(n) — Euler's totient
- 60,480
- Sum of prime factors
- 131
Primality
Prime factorization: 2 2 × 11 × 43 × 73
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√138,116 = [371; (1, 1, 1, 3, 2, 3, 1, 1, 1, 742)]
Period length 10 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-eight thousand one hundred sixteen
- Ordinal
- 138116th
- Binary
- 100001101110000100
- Octal
- 415604
- Hexadecimal
- 0x21B84
- Base64
- AhuE
- One's complement
- 4,294,829,179 (32-bit)
- Scientific notation
- 1.38116 × 10⁵
- As a duration
- 138,116 s = 1 day, 14 hours, 21 minutes, 56 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρληριϛʹ
- Mayan (base 20)
- 𝋱·𝋥·𝋥·𝋰
- Chinese
- 一十三萬八千一百一十六
- Chinese (financial)
- 壹拾參萬捌仟壹佰壹拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 138116, here are decompositions:
- 3 + 138113 = 138116
- 37 + 138079 = 138116
- 109 + 138007 = 138116
- 313 + 137803 = 138116
- 373 + 137743 = 138116
- 379 + 137737 = 138116
- 409 + 137707 = 138116
- 457 + 137659 = 138116
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 AE 84 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.27.132.
- Address
- 0.2.27.132
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.27.132
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 138,116 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 138116 first appears in π at position 79,675 of the decimal expansion (the 79,675ordinal-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.