Base | Representation |
---|---|
bin | 11010000110100001… |
… | …001001010101100010 |
3 | 2200100020001210222010 |
4 | 122012201021111202 |
5 | 424344304432324 |
6 | 20513020053350 |
7 | 2011345335603 |
oct | 320641112542 |
9 | 80306053863 |
10 | 28026639714 |
11 | 10982342267 |
12 | 5522094256 |
13 | 28485b73a8 |
14 | 14dc325daa |
15 | ae0779829 |
hex | 686849562 |
28026639714 has 16 divisors (see below), whose sum is σ = 56728621152. Its totient is φ = 9229656288.
The previous prime is 28026639703. The next prime is 28026639731. The reversal of 28026639714 is 41793662082.
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, 28138699 + ... + 28139694.
It is an arithmetic number, because the mean of its divisors is an integer number (3545538822).
Almost surely, 228026639714 is an apocalyptic number.
28026639714 is an abundant number, since it is smaller than the sum of its proper divisors (28701981438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28026639714 is a wasteful number, since it uses less digits than its factorization.
28026639714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56278481.
The product of its (nonzero) digits is 870912, while the sum is 48.
The spelling of 28026639714 in words is "twenty-eight billion, twenty-six million, six hundred thirty-nine thousand, seven hundred fourteen".
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