Base | Representation |
---|---|
bin | 11000100111001010… |
… | …01000101010110000 |
3 | 1021002212100110110211 |
4 | 30103211020222300 |
5 | 204030112410244 |
6 | 10023053033504 |
7 | 645304036135 |
oct | 142345105260 |
9 | 37085313424 |
10 | 13213403824 |
11 | 5670692955 |
12 | 2689185894 |
13 | 132766cc5a |
14 | 8d4c3a58c |
15 | 525057934 |
hex | 313948ab0 |
13213403824 has 20 divisors (see below), whose sum is σ = 25651282320. Its totient is φ = 6593718080.
The previous prime is 13213403821. The next prime is 13213403831. The reversal of 13213403824 is 42830431231.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (13213403821) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803092 + ... + 819379.
It is an arithmetic number, because the mean of its divisors is an integer number (1282564116).
Almost surely, 213213403824 is an apocalyptic number.
It is an amenable number.
13213403824 is a deficient number, since it is larger than the sum of its proper divisors (12437878496).
13213403824 is a wasteful number, since it uses less digits than its factorization.
13213403824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1622988 (or 1622982 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 31.
The spelling of 13213403824 in words is "thirteen billion, two hundred thirteen million, four hundred three thousand, eight hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.170 sec. • engine limits •