Base | Representation |
---|---|
bin | 11000010101011001… |
… | …10000000001010000 |
3 | 1020201110222112121112 |
4 | 30022230300001100 |
5 | 203223441430242 |
6 | 10000211312452 |
7 | 641514416345 |
oct | 141254600120 |
9 | 36643875545 |
10 | 13064405072 |
11 | 55a4574994 |
12 | 26472ab728 |
13 | 1302831a04 |
14 | 8bd1327cc |
15 | 516e24c82 |
hex | 30ab30050 |
13064405072 has 40 divisors (see below), whose sum is σ = 26903295936. Its totient is φ = 6124545536.
The previous prime is 13064405071. The next prime is 13064405129. The reversal of 13064405072 is 27050446031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13064405071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19778 + ... + 162849.
Almost surely, 213064405072 is an apocalyptic number.
It is an amenable number.
13064405072 is an abundant number, since it is smaller than the sum of its proper divisors (13838890864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13064405072 is a wasteful number, since it uses less digits than its factorization.
13064405072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 182915 (or 182909 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 32.
The spelling of 13064405072 in words is "thirteen billion, sixty-four million, four hundred five thousand, seventy-two".
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