139,426
139,426 is a composite number, even.
139,426 (one hundred thirty-nine thousand four hundred twenty-six) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 7 × 23 × 433. Written other ways, in hexadecimal, 0x220A2.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 25
- Digit product
- 1,296
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 624,931
- Recamán's sequence
- a(489,975) = 139,426
- Square (n²)
- 19,439,609,476
- Cube (n³)
- 2,710,386,990,800,776
- Divisor count
- 16
- σ(n) — sum of divisors
- 249,984
- φ(n) — Euler's totient
- 57,024
- Sum of prime factors
- 465
Primality
Prime factorization: 2 × 7 × 23 × 433
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√139,426 = [373; (2, 1, 1, 18, 1, 1, 4, 1, 1, 1, 3, 9, 3, 2, 1, 372, 1, 2, 3, 9, 3, 1, 1, 1, …)]
Period length 32 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-nine thousand four hundred twenty-six
- Ordinal
- 139426th
- Binary
- 100010000010100010
- Octal
- 420242
- Hexadecimal
- 0x220A2
- Base64
- AiCi
- One's complement
- 4,294,827,869 (32-bit)
- Scientific notation
- 1.39426 × 10⁵
- As a duration
- 139,426 s = 1 day, 14 hours, 43 minutes, 46 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλθυκϛʹ
- Mayan (base 20)
- 𝋱·𝋨·𝋫·𝋦
- Chinese
- 一十三萬九千四百二十六
- Chinese (financial)
- 壹拾參萬玖仟肆佰貳拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 139426, here are decompositions:
- 3 + 139423 = 139426
- 17 + 139409 = 139426
- 29 + 139397 = 139426
- 59 + 139367 = 139426
- 83 + 139343 = 139426
- 113 + 139313 = 139426
- 227 + 139199 = 139426
- 239 + 139187 = 139426
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 82 A2 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.32.162.
- Address
- 0.2.32.162
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.32.162
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 139,426 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 139426 first appears in π at position 892,570 of the decimal expansion (the 892,570ordinal-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.