148,808
148,808 is a composite number, even.
148,808 (one hundred forty-eight thousand eight hundred eight) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2³ × 11 × 19 × 89. Its proper divisors sum to 175,192, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x24548.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 29
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 808,841
- Recamán's sequence
- a(43,236) = 148,808
- Square (n²)
- 22,143,820,864
- Cube (n³)
- 3,295,177,695,130,112
- Divisor count
- 32
- σ(n) — sum of divisors
- 324,000
- φ(n) — Euler's totient
- 63,360
- Sum of prime factors
- 125
Primality
Prime factorization: 2 3 × 11 × 19 × 89
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√148,808 = [385; (1, 3, 9, 1, 1, 15, 4, 1, 1, 4, 96, 4, 1, 1, 4, 15, 1, 1, 9, 3, 1, 770)]
Period length 22 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-eight thousand eight hundred eight
- Ordinal
- 148808th
- Binary
- 100100010101001000
- Octal
- 442510
- Hexadecimal
- 0x24548
- Base64
- AkVI
- One's complement
- 4,294,818,487 (32-bit)
- Scientific notation
- 1.48808 × 10⁵
- As a duration
- 148,808 s = 1 day, 17 hours, 20 minutes, 8 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμηωηʹ
- Mayan (base 20)
- 𝋲·𝋬·𝋠·𝋨
- Chinese
- 一十四萬八千八百零八
- Chinese (financial)
- 壹拾肆萬捌仟捌佰零捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 148808, here are decompositions:
- 61 + 148747 = 148808
- 97 + 148711 = 148808
- 139 + 148669 = 148808
- 181 + 148627 = 148808
- 199 + 148609 = 148808
- 229 + 148579 = 148808
- 271 + 148537 = 148808
- 277 + 148531 = 148808
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A4 95 88 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.69.72.
- Address
- 0.2.69.72
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.69.72
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 148,808 and was likely granted around 1873.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 148808 first appears in π at position 690,221 of the decimal expansion (the 690,221ordinal-suffix:st 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.