149,009
149,009 is a composite number, odd.
149,009 (one hundred forty-nine thousand nine) is an odd 6-digit number. It is a composite number with 6 divisors, and factors as 7² × 3,041. Written other ways, in hexadecimal, 0x24611.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 900,941
- Recamán's sequence
- a(211,114) = 149,009
- Square (n²)
- 22,203,682,081
- Cube (n³)
- 3,308,548,463,207,729
- Divisor count
- 6
- σ(n) — sum of divisors
- 173,394
- φ(n) — Euler's totient
- 127,680
- Sum of prime factors
- 3,055
Primality
Prime factorization: 7 2 × 3041
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√149,009 = [386; (59, 2, 1, 1, 2, 4, 5, 2, 4, 2, 1, 2, 2, 5, 1, 23, 3, 1, 1, 4, 1, 1, 1, 1, …)]
Representations
- In words
- one hundred forty-nine thousand nine
- Ordinal
- 149009th
- Binary
- 100100011000010001
- Octal
- 443021
- Hexadecimal
- 0x24611
- Base64
- AkYR
- One's complement
- 4,294,818,286 (32-bit)
- Scientific notation
- 1.49009 × 10⁵
- As a duration
- 149,009 s = 1 day, 17 hours, 23 minutes, 29 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμθθʹ
- Mayan (base 20)
- 𝋲·𝋬·𝋪·𝋩
- Chinese
- 一十四萬九千零九
- Chinese (financial)
- 壹拾肆萬玖仟零玖
Also seen as
UTF-8 encoding: F0 A4 98 91 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.70.17.
- Address
- 0.2.70.17
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.70.17
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 149,009 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 149009 first appears in π at position 421,260 of the decimal expansion (the 421,260ordinal-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.