Base | Representation |
---|---|
bin | 11001001100010001… |
… | …01111101011011110 |
3 | 1021220120011101200221 |
4 | 30212020233223132 |
5 | 210144312303132 |
6 | 10114013511554 |
7 | 656104203313 |
oct | 144610575336 |
9 | 37816141627 |
10 | 13524728542 |
11 | 58103a1806 |
12 | 27554a25ba |
13 | 1377004570 |
14 | 92431ad0a |
15 | 542551e97 |
hex | 32622fade |
13524728542 has 48 divisors (see below), whose sum is σ = 23375081520. Its totient is φ = 5832342144.
The previous prime is 13524728531. The next prime is 13524728551. The reversal of 13524728542 is 24582742531.
It is a super-3 number, since 3×135247285423 (a number of 31 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 675309 + ... + 695047.
It is an arithmetic number, because the mean of its divisors is an integer number (486980865).
Almost surely, 213524728542 is an apocalyptic number.
13524728542 is a deficient number, since it is larger than the sum of its proper divisors (9850352978).
13524728542 is a wasteful number, since it uses less digits than its factorization.
13524728542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19865 (or 19846 counting only the distinct ones).
The product of its digits is 537600, while the sum is 43.
The spelling of 13524728542 in words is "thirteen billion, five hundred twenty-four million, seven hundred twenty-eight thousand, five hundred forty-two".
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