Base | Representation |
---|---|
bin | 110010010101… |
… | …0100111011100 |
3 | 1211122200211202 |
4 | 1210222213130 |
5 | 23223421311 |
6 | 2341335032 |
7 | 440205506 |
oct | 144524734 |
9 | 54580752 |
10 | 26388956 |
11 | 13994460 |
12 | 8a07478 |
13 | 560c489 |
14 | 370cd76 |
15 | 24b3e3b |
hex | 192a9dc |
26388956 has 24 divisors (see below), whose sum is σ = 52118640. Its totient is φ = 11580800.
The previous prime is 26388941. The next prime is 26388979. The reversal of 26388956 is 65988362.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 26388956.
It is a congruent number.
It is an unprimeable number.
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, 9065 + ... + 11616.
It is an arithmetic number, because the mean of its divisors is an integer number (2171610).
Almost surely, 226388956 is an apocalyptic number.
It is an amenable number.
26388956 is a deficient number, since it is larger than the sum of its proper divisors (25729684).
26388956 is a wasteful number, since it uses less digits than its factorization.
26388956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20725 (or 20723 counting only the distinct ones).
The product of its digits is 622080, while the sum is 47.
The square root of 26388956 is about 5137.0182012526. The cubic root of 26388956 is about 297.7195836669.
The spelling of 26388956 in words is "twenty-six million, three hundred eighty-eight thousand, nine hundred fifty-six".
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