Base | Representation |
---|---|
bin | 110110100110… |
… | …0111111111000 |
3 | 1222212101202220 |
4 | 1231030333320 |
5 | 24312030221 |
6 | 2501324040 |
7 | 465216312 |
oct | 155147770 |
9 | 58771686 |
10 | 28626936 |
11 | 15182928 |
12 | 9706620 |
13 | 5c14020 |
14 | 3b327b2 |
15 | 27a70c6 |
hex | 1b4cff8 |
28626936 has 32 divisors (see below), whose sum is σ = 77073360. Its totient is φ = 8808192.
The previous prime is 28626907. The next prime is 28626947. The reversal of 28626936 is 63962682.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45565 + ... + 46188.
Almost surely, 228626936 is an apocalyptic number.
28626936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
28626936 is an abundant number, since it is smaller than the sum of its proper divisors (48446424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28626936 is a wasteful number, since it uses less digits than its factorization.
28626936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91775 (or 91771 counting only the distinct ones).
The product of its digits is 186624, while the sum is 42.
The square root of 28626936 is about 5350.4145633773. The cubic root of 28626936 is about 305.9085548445.
The spelling of 28626936 in words is "twenty-eight million, six hundred twenty-six thousand, nine hundred thirty-six".
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