Base | Representation |
---|---|
bin | 11000110010110100… |
… | …01100111111010000 |
3 | 1021100200101002022001 |
4 | 30121122030333100 |
5 | 204230131414412 |
6 | 10040505123344 |
7 | 650602225600 |
oct | 143132147720 |
9 | 37320332261 |
10 | 13311201232 |
11 | 571090a55a |
12 | 26b5a89554 |
13 | 13419c2044 |
14 | 903c16c00 |
15 | 52d924957 |
hex | 31968cfd0 |
13311201232 has 30 divisors (see below), whose sum is σ = 30001140258. Its totient is φ = 5704800192.
The previous prime is 13311201199. The next prime is 13311201247. The reversal of 13311201232 is 23210211331.
13311201232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 11542494096 + 1768707136 = 107436^2 + 42056^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8488503 + ... + 8490070.
Almost surely, 213311201232 is an apocalyptic number.
It is an amenable number.
13311201232 is an abundant number, since it is smaller than the sum of its proper divisors (16689939026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13311201232 is a wasteful number, since it uses less digits than its factorization.
13311201232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16978595 (or 16978582 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 13311201232 its reverse (23210211331), we get a palindrome (36521412563).
The spelling of 13311201232 in words is "thirteen billion, three hundred eleven million, two hundred one thousand, two hundred thirty-two".
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