Base | Representation |
---|---|
bin | 11001001101000000… |
… | …01000001100100000 |
3 | 1021220222200211002222 |
4 | 30212200020030200 |
5 | 210202344431042 |
6 | 10114353130212 |
7 | 656210253251 |
oct | 144640101440 |
9 | 37828624088 |
10 | 13530858272 |
11 | 58138a90a8 |
12 | 2757559968 |
13 | 137836c619 |
14 | 925074b28 |
15 | 542d632d2 |
hex | 326808320 |
13530858272 has 12 divisors (see below), whose sum is σ = 26638877286. Its totient is φ = 6765429120.
The previous prime is 13530858199. The next prime is 13530858307. The reversal of 13530858272 is 27285803531.
It can be written as a sum of positive squares in only one way, i.e., 12240324496 + 1290533776 = 110636^2 + 35924^2 .
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211419629 + ... + 211419692.
Almost surely, 213530858272 is an apocalyptic number.
It is an amenable number.
13530858272 is a deficient number, since it is larger than the sum of its proper divisors (13108019014).
13530858272 is an equidigital number, since it uses as much as digits as its factorization.
13530858272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 422839331 (or 422839323 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 44.
The spelling of 13530858272 in words is "thirteen billion, five hundred thirty million, eight hundred fifty-eight thousand, two hundred seventy-two".
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