Base | Representation |
---|---|
bin | 110110101111… |
… | …0000010110000 |
3 | 1222222221112200 |
4 | 1231132002300 |
5 | 24321244002 |
6 | 2503023200 |
7 | 465630000 |
oct | 155360260 |
9 | 58887480 |
10 | 28696752 |
11 | 15220327 |
12 | 973ab00 |
13 | 5c39a36 |
14 | 3b50000 |
15 | 27bcb1c |
hex | 1b5e0b0 |
28696752 has 150 divisors (see below), whose sum is σ = 94819452. Its totient is φ = 8100288.
The previous prime is 28696741. The next prime is 28696753. The reversal of 28696752 is 25769682.
It is a junction number, because it is equal to n+sod(n) for n = 28696698 and 28696707.
It is not an unprimeable number, because it can be changed into a prime (28696753) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 345703 + ... + 345785.
Almost surely, 228696752 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28696752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47409726).
28696752 is an abundant number, since it is smaller than the sum of its proper divisors (66122700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28696752 is an equidigital number, since it uses as much as digits as its factorization.
28696752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125 (or 95 counting only the distinct ones).
The product of its digits is 362880, while the sum is 45.
The square root of 28696752 is about 5356.9349445368. The cubic root of 28696752 is about 306.1570384512.
The spelling of 28696752 in words is "twenty-eight million, six hundred ninety-six thousand, seven hundred fifty-two".
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