Base | Representation |
---|---|
bin | 110111001011… |
… | …1101100001100 |
3 | 2000102221110000 |
4 | 1232113230030 |
5 | 24401323001 |
6 | 2512044300 |
7 | 500632260 |
oct | 156275414 |
9 | 60387400 |
10 | 28932876 |
11 | 15371775 |
12 | 9833690 |
13 | 5cc035b |
14 | 3bb20a0 |
15 | 2817a86 |
hex | 1b97b0c |
28932876 has 60 divisors (see below), whose sum is σ = 86448208. Its totient is φ = 8265888.
The previous prime is 28932863. The next prime is 28932901. The reversal of 28932876 is 67823982.
It is a super-2 number, since 2×289328762 = 1674222627262752, which contains 22 as substring.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4111 + ... + 8646.
Almost surely, 228932876 is an apocalyptic number.
It is an amenable number.
28932876 is an abundant number, since it is smaller than the sum of its proper divisors (57515332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28932876 is a wasteful number, since it uses less digits than its factorization.
28932876 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12780 (or 12769 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 28932876 is about 5378.9288896582. The cubic root of 28932876 is about 306.9944578429.
The spelling of 28932876 in words is "twenty-eight million, nine hundred thirty-two thousand, eight hundred seventy-six".
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