149,000
149,000 is a composite number, even.
149,000 (one hundred forty-nine thousand) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2³ × 5³ × 149. Its proper divisors sum to 202,000, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x24608.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 941
- Recamán's sequence
- a(211,132) = 149,000
- Square (n²)
- 22,201,000,000
- Cube (n³)
- 3,307,949,000,000,000
- Divisor count
- 32
- σ(n) — sum of divisors
- 351,000
- φ(n) — Euler's totient
- 59,200
- Sum of prime factors
- 170
Primality
Prime factorization: 2 3 × 5 3 × 149
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√149,000 = [386; (193, 772)]
Period length 2 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-nine thousand
- Ordinal
- 149000th
- Binary
- 100100011000001000
- Octal
- 443010
- Hexadecimal
- 0x24608
- Base64
- AkYI
- One's complement
- 4,294,818,295 (32-bit)
- Scientific notation
- 1.49 × 10⁵
- As a duration
- 149,000 s = 1 day, 17 hours, 23 minutes, 20 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼
- Greek (Milesian)
- ͵ρμθ
- Mayan (base 20)
- 𝋲·𝋬·𝋪·𝋠
- Chinese
- 一十四萬九千
- Chinese (financial)
- 壹拾肆萬玖仟
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 149000, here are decompositions:
- 3 + 148997 = 149000
- 43 + 148957 = 149000
- 67 + 148933 = 149000
- 73 + 148927 = 149000
- 79 + 148921 = 149000
- 109 + 148891 = 149000
- 127 + 148873 = 149000
- 139 + 148861 = 149000
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A4 98 88 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.70.8.
- Address
- 0.2.70.8
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.70.8
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 149,000 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 149000 first appears in π at position 54,135 of the decimal expansion (the 54,135ordinal-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.