Base | Representation |
---|---|
bin | 110110110001… |
… | …0011000011100 |
3 | 2000000211220220 |
4 | 1231202120130 |
5 | 24322331044 |
6 | 2503241340 |
7 | 466032546 |
oct | 155423034 |
9 | 60024826 |
10 | 28714524 |
11 | 15232713 |
12 | 9749250 |
13 | 5c44b57 |
14 | 3b56696 |
15 | 27c3019 |
hex | 1b6261c |
28714524 has 48 divisors (see below), whose sum is σ = 70039200. Its totient is φ = 9144576.
The previous prime is 28714519. The next prime is 28714531. The reversal of 28714524 is 42541782.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37554 + ... + 38310.
It is an arithmetic number, because the mean of its divisors is an integer number (1459150).
Almost surely, 228714524 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 28714524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35019600).
28714524 is an abundant number, since it is smaller than the sum of its proper divisors (41324676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28714524 is a wasteful number, since it uses less digits than its factorization.
28714524 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 902 (or 900 counting only the distinct ones).
The product of its digits is 17920, while the sum is 33.
The square root of 28714524 is about 5358.5934721716. The cubic root of 28714524 is about 306.2202267877.
The spelling of 28714524 in words is "twenty-eight million, seven hundred fourteen thousand, five hundred twenty-four".
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