Base | Representation |
---|---|
bin | 11001001100001100… |
… | …11101110110110100 |
3 | 1021220112001001101002 |
4 | 30212012131312310 |
5 | 210144134200002 |
6 | 10113553022432 |
7 | 656066135042 |
oct | 144606356664 |
9 | 37815031332 |
10 | 13524131252 |
11 | 5810023a85 |
12 | 2755254a18 |
13 | 1376b55738 |
14 | 924203392 |
15 | 542485002 |
hex | 32619ddb4 |
13524131252 has 12 divisors (see below), whose sum is σ = 23679653760. Its totient is φ = 6758515896.
The previous prime is 13524131249. The next prime is 13524131263. The reversal of 13524131252 is 25213142531.
It is a super-3 number, since 3×135241312523 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878852 + ... + 894107.
It is an arithmetic number, because the mean of its divisors is an integer number (1973304480).
Almost surely, 213524131252 is an apocalyptic number.
It is an amenable number.
13524131252 is a deficient number, since it is larger than the sum of its proper divisors (10155522508).
13524131252 is a wasteful number, since it uses less digits than its factorization.
13524131252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1774870 (or 1774868 counting only the distinct ones).
The product of its digits is 7200, while the sum is 29.
Adding to 13524131252 its reverse (25213142531), we get a palindrome (38737273783).
The spelling of 13524131252 in words is "thirteen billion, five hundred twenty-four million, one hundred thirty-one thousand, two hundred fifty-two".
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