Base | Representation |
---|---|
bin | 11000110010110100… |
… | …10100100000100000 |
3 | 1021100200102122112210 |
4 | 30121122110200200 |
5 | 204230133411112 |
6 | 10040505522120 |
7 | 650602414440 |
oct | 143132244040 |
9 | 37320378483 |
10 | 13311232032 |
11 | 571093070a |
12 | 26b5aa3340 |
13 | 1341a03077 |
14 | 903c24120 |
15 | 52d92db3c |
hex | 319694820 |
13311232032 has 96 divisors (see below), whose sum is σ = 40439347200. Its totient is φ = 3755052288.
The previous prime is 13311232009. The next prime is 13311232043. The reversal of 13311232032 is 23023211331.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72282 + ... + 178457.
It is an arithmetic number, because the mean of its divisors is an integer number (421243200).
Almost surely, 213311232032 is an apocalyptic number.
13311232032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13311232032 is an abundant number, since it is smaller than the sum of its proper divisors (27128115168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13311232032 is a wasteful number, since it uses less digits than its factorization.
13311232032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250838 (or 250830 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 13311232032 its reverse (23023211331), we get a palindrome (36334443363).
The spelling of 13311232032 in words is "thirteen billion, three hundred eleven million, two hundred thirty-two thousand, thirty-two".
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