Base | Representation |
---|---|
bin | 1010110111000… |
… | …0111000101101 |
3 | 10011201020102121 |
4 | 2231300320231 |
5 | 43130114044 |
6 | 4304152541 |
7 | 1062115120 |
oct | 255607055 |
9 | 104636377 |
10 | 45551149 |
11 | 23792286 |
12 | 13308751 |
13 | 958b457 |
14 | 609a3b7 |
15 | 3eeb984 |
hex | 2b70e2d |
45551149 has 4 divisors (see below), whose sum is σ = 52058464. Its totient is φ = 39043836.
The previous prime is 45551137. The next prime is 45551153. The reversal of 45551149 is 94115554.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 45551149 - 213 = 45542957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45552149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3253647 + ... + 3253660.
It is an arithmetic number, because the mean of its divisors is an integer number (13014616).
Almost surely, 245551149 is an apocalyptic number.
It is an amenable number.
45551149 is a deficient number, since it is larger than the sum of its proper divisors (6507315).
45551149 is an equidigital number, since it uses as much as digits as its factorization.
45551149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6507314.
The product of its digits is 18000, while the sum is 34.
The square root of 45551149 is about 6749.1591328105. The cubic root of 45551149 is about 357.1355740000.
The spelling of 45551149 in words is "forty-five million, five hundred fifty-one thousand, one hundred forty-nine".
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