Base | Representation |
---|---|
bin | 110110110110… |
… | …1111101000110 |
3 | 2000010020221112 |
4 | 1231231331012 |
5 | 24330340201 |
6 | 2504245022 |
7 | 466321004 |
oct | 155557506 |
9 | 60106845 |
10 | 28761926 |
11 | 15265296 |
12 | 9770772 |
13 | 5c605bb |
14 | 3b69a74 |
15 | 27d20bb |
hex | 1b6df46 |
28761926 has 32 divisors (see below), whose sum is σ = 47443968. Its totient is φ = 13023360.
The previous prime is 28761919. The next prime is 28761947. The reversal of 28761926 is 62916782.
It is a congruent number.
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, 150491 + ... + 150681.
It is an arithmetic number, because the mean of its divisors is an integer number (1482624).
Almost surely, 228761926 is an apocalyptic number.
28761926 is a deficient number, since it is larger than the sum of its proper divisors (18682042).
28761926 is a wasteful number, since it uses less digits than its factorization.
28761926 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 356.
The product of its digits is 72576, while the sum is 41.
The square root of 28761926 is about 5363.0146373099. The cubic root of 28761926 is about 306.3886371611.
The spelling of 28761926 in words is "twenty-eight million, seven hundred sixty-one thousand, nine hundred twenty-six".
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