Base | Representation |
---|---|
bin | 110101011110… |
… | …0001111110000 |
3 | 1221202021110111 |
4 | 1222330033300 |
5 | 24134042112 |
6 | 2440511104 |
7 | 460166605 |
oct | 152741760 |
9 | 57667414 |
10 | 28034032 |
11 | 14908424 |
12 | 947b494 |
13 | 5a671b0 |
14 | 3a1a6ac |
15 | 26db5a7 |
hex | 1abc3f0 |
28034032 has 40 divisors (see below), whose sum is σ = 59621184. Its totient is φ = 12689664.
The previous prime is 28034023. The next prime is 28034051. The reversal of 28034032 is 23043082.
It is a junction number, because it is equal to n+sod(n) for n = 28033994 and 28034012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9753 + ... + 12295.
Almost surely, 228034032 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 28034032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29810592).
28034032 is an abundant number, since it is smaller than the sum of its proper divisors (31587152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28034032 is a wasteful number, since it uses less digits than its factorization.
28034032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2617 (or 2611 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 28034032 is about 5294.7173673389. The cubic root of 28034032 is about 303.7818726116.
The spelling of 28034032 in words is "twenty-eight million, thirty-four thousand, thirty-two".
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