Base | Representation |
---|---|
bin | 111001101110… |
… | …000110111000 |
3 | 1001110201220210 |
4 | 321232012320 |
5 | 12333143224 |
6 | 1300151120 |
7 | 242416614 |
oct | 71560670 |
9 | 31421823 |
10 | 15131064 |
11 | 85a5213 |
12 | 50984a0 |
13 | 319a1c0 |
14 | 201c344 |
15 | 14dd429 |
hex | e6e1b8 |
15131064 has 32 divisors (see below), whose sum is σ = 40738320. Its totient is φ = 4655616.
The previous prime is 15131063. The next prime is 15131089. The reversal of 15131064 is 46013151.
It is a self number, because there is not a number n which added to its sum of digits gives 15131064.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15131063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23937 + ... + 24560.
Almost surely, 215131064 is an apocalyptic number.
It is an amenable number.
15131064 is an abundant number, since it is smaller than the sum of its proper divisors (25607256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15131064 is a wasteful number, since it uses less digits than its factorization.
15131064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48519 (or 48515 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 15131064 is about 3889.8668357670. The cubic root of 15131064 is about 247.3374179661.
The spelling of 15131064 in words is "fifteen million, one hundred thirty-one thousand, sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •