Base | Representation |
---|---|
bin | 11000011111010110… |
… | …01111001011111100 |
3 | 1020221022002020121110 |
4 | 30033223033023330 |
5 | 203411330111044 |
6 | 10012353002020 |
7 | 643550155002 |
oct | 141753171374 |
9 | 36838066543 |
10 | 13147894524 |
11 | 5637709836 |
12 | 266b253310 |
13 | 1316c1445b |
14 | 8ca266a72 |
15 | 51e4176b9 |
hex | 30facf2fc |
13147894524 has 24 divisors (see below), whose sum is σ = 32012265600. Its totient is φ = 4192082224.
The previous prime is 13147894511. The next prime is 13147894549. The reversal of 13147894524 is 42549874131.
It is a congruent number.
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, 23818374 + ... + 23818925.
It is an arithmetic number, because the mean of its divisors is an integer number (1333844400).
Almost surely, 213147894524 is an apocalyptic number.
It is an amenable number.
13147894524 is an abundant number, since it is smaller than the sum of its proper divisors (18864371076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13147894524 is a wasteful number, since it uses less digits than its factorization.
13147894524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47637329 (or 47637327 counting only the distinct ones).
The product of its digits is 967680, while the sum is 48.
The spelling of 13147894524 in words is "thirteen billion, one hundred forty-seven million, eight hundred ninety-four thousand, five hundred twenty-four".
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