Base | Representation |
---|---|
bin | 11001000010000000… |
… | …11000100101111100 |
3 | 1021200120012012011111 |
4 | 30201000120211330 |
5 | 210010243310443 |
6 | 10101300531404 |
7 | 654010434535 |
oct | 144100304574 |
9 | 37616165144 |
10 | 13438650748 |
11 | 577684a236 |
12 | 27306b0b64 |
13 | 1362226963 |
14 | 916b1168c |
15 | 539bec69d |
hex | 32101897c |
13438650748 has 24 divisors (see below), whose sum is σ = 23874971904. Its totient is φ = 6617928000.
The previous prime is 13438650661. The next prime is 13438650761. The reversal of 13438650748 is 84705683431.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9915 + ... + 164242.
It is an arithmetic number, because the mean of its divisors is an integer number (994790496).
Almost surely, 213438650748 is an apocalyptic number.
It is an amenable number.
13438650748 is a deficient number, since it is larger than the sum of its proper divisors (10436321156).
13438650748 is a wasteful number, since it uses less digits than its factorization.
13438650748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174453 (or 174451 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 49.
The spelling of 13438650748 in words is "thirteen billion, four hundred thirty-eight million, six hundred fifty thousand, seven hundred forty-eight".
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