Base | Representation |
---|---|
bin | 110101100101… |
… | …0000111111100 |
3 | 1221212011102211 |
4 | 1223022013330 |
5 | 24142402001 |
6 | 2442030204 |
7 | 460524412 |
oct | 153120774 |
9 | 57764384 |
10 | 28090876 |
11 | 14947100 |
12 | 94a8364 |
13 | 5a87028 |
14 | 3a332b2 |
15 | 26ed351 |
hex | 1aca1fc |
28090876 has 36 divisors (see below), whose sum is σ = 54578944. Its totient is φ = 12640320.
The previous prime is 28090859. The next prime is 28090877. The reversal of 28090876 is 67809082.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28090877) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61240 + ... + 61696.
Almost surely, 228090876 is an apocalyptic number.
It is an amenable number.
28090876 is a deficient number, since it is larger than the sum of its proper divisors (26488068).
28090876 is a wasteful number, since it uses less digits than its factorization.
28090876 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 610 (or 597 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 40.
The square root of 28090876 is about 5300.0826408651. The cubic root of 28090876 is about 303.9870579670.
The spelling of 28090876 in words is "twenty-eight million, ninety thousand, eight hundred seventy-six".
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