Base | Representation |
---|---|
bin | 110110110111… |
… | …0111100000010 |
3 | 2000010110110201 |
4 | 1231232330002 |
5 | 24331002304 |
6 | 2504315414 |
7 | 466335520 |
oct | 155567402 |
9 | 60113421 |
10 | 28765954 |
11 | 15268318 |
12 | 9772b6a |
13 | 5c62399 |
14 | 3b6b310 |
15 | 27d33a4 |
hex | 1b6ef02 |
28765954 has 32 divisors (see below), whose sum is σ = 51609600. Its totient is φ = 11765520.
The previous prime is 28765907. The next prime is 28765967. The reversal of 28765954 is 45956782.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33867 + ... + 34705.
It is an arithmetic number, because the mean of its divisors is an integer number (1612800).
Almost surely, 228765954 is an apocalyptic number.
28765954 is a deficient number, since it is larger than the sum of its proper divisors (22843646).
28765954 is a wasteful number, since it uses less digits than its factorization.
28765954 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 958.
The product of its digits is 604800, while the sum is 46.
The square root of 28765954 is about 5363.3901592183. The cubic root of 28765954 is about 306.4029393538.
The spelling of 28765954 in words is "twenty-eight million, seven hundred sixty-five thousand, nine hundred fifty-four".
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