137,906
137,906 is a composite number, even.
137,906 (one hundred thirty-seven thousand nine hundred six) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 53 × 1,301. Written other ways, in hexadecimal, 0x21AB2.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 26
- Digit product
- 0
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 609,731
- Recamán's sequence
- a(493,015) = 137,906
- Square (n²)
- 19,018,064,836
- Cube (n³)
- 2,622,705,249,273,416
- Divisor count
- 8
- σ(n) — sum of divisors
- 210,924
- φ(n) — Euler's totient
- 67,600
- Sum of prime factors
- 1,356
Primality
Prime factorization: 2 × 53 × 1301
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√137,906 = [371; (2, 1, 4, 29, 2, 43, 5, 15, 1, 1, 1, 1, 11, 2, 1, 1, 1, 8, 2, 3, 7, 1, 1, 7, …)]
Period length 59 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-seven thousand nine hundred six
- Ordinal
- 137906th
- Binary
- 100001101010110010
- Octal
- 415262
- Hexadecimal
- 0x21AB2
- Base64
- Ahqy
- One's complement
- 4,294,829,389 (32-bit)
- Scientific notation
- 1.37906 × 10⁵
- As a duration
- 137,906 s = 1 day, 14 hours, 18 minutes, 26 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλζϡϛʹ
- Mayan (base 20)
- 𝋱·𝋤·𝋯·𝋦
- Chinese
- 一十三萬七千九百零六
- Chinese (financial)
- 壹拾參萬柒仟玖佰零陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 137906, here are decompositions:
- 37 + 137869 = 137906
- 79 + 137827 = 137906
- 103 + 137803 = 137906
- 163 + 137743 = 137906
- 193 + 137713 = 137906
- 199 + 137707 = 137906
- 283 + 137623 = 137906
- 313 + 137593 = 137906
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 AA B2 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.26.178.
- Address
- 0.2.26.178
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.26.178
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 137,906 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 137906 first appears in π at position 634,464 of the decimal expansion (the 634,464ordinal-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.