Base | Representation |
---|---|
bin | 11001001100110001… |
… | …01000110101111101 |
3 | 1021220212000001210110 |
4 | 30212120220311331 |
5 | 210201344113340 |
6 | 10114243100233 |
7 | 656154465054 |
oct | 144630506575 |
9 | 37825001713 |
10 | 13528894845 |
11 | 5812787a34 |
12 | 2756971679 |
13 | 1377b32a2b |
14 | 924ac339b |
15 | 542ac6680 |
hex | 326628d7d |
13528894845 has 16 divisors (see below), whose sum is σ = 22174189632. Its totient is φ = 7039424640.
The previous prime is 13528894817. The next prime is 13528894849. The reversal of 13528894845 is 54849882531.
It is not a de Polignac number, because 13528894845 - 26 = 13528894781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13528894849) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10998487 + ... + 10999716.
It is an arithmetic number, because the mean of its divisors is an integer number (1385886852).
Almost surely, 213528894845 is an apocalyptic number.
13528894845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13528894845 is a deficient number, since it is larger than the sum of its proper divisors (8645294787).
13528894845 is a wasteful number, since it uses less digits than its factorization.
13528894845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21998252.
The product of its digits is 11059200, while the sum is 57.
The spelling of 13528894845 in words is "thirteen billion, five hundred twenty-eight million, eight hundred ninety-four thousand, eight hundred forty-five".
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