Base | Representation |
---|---|
bin | 11000010010010110… |
… | …01000100110100101 |
3 | 1020122200211110112021 |
4 | 30021023020212211 |
5 | 203200414100103 |
6 | 5553455023141 |
7 | 641054050543 |
oct | 141113104645 |
9 | 36580743467 |
10 | 13038815653 |
11 | 5591087206 |
12 | 263a80aab1 |
13 | 12ca442446 |
14 | 8b9990d93 |
15 | 514a6cbbd |
hex | 3092c89a5 |
13038815653 has 8 divisors (see below), whose sum is σ = 13345839936. Its totient is φ = 12731964000.
The previous prime is 13038815633. The next prime is 13038815677. The reversal of 13038815653 is 35651883031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13038815653 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13038815633) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116553 + ... + 199153.
It is an arithmetic number, because the mean of its divisors is an integer number (1668229992).
Almost surely, 213038815653 is an apocalyptic number.
It is an amenable number.
13038815653 is a deficient number, since it is larger than the sum of its proper divisors (307024283).
13038815653 is an equidigital number, since it uses as much as digits as its factorization.
13038815653 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86315.
The product of its (nonzero) digits is 259200, while the sum is 43.
The spelling of 13038815653 in words is "thirteen billion, thirty-eight million, eight hundred fifteen thousand, six hundred fifty-three".
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