Base | Representation |
---|---|
bin | 11000100010010100… |
… | …00110111100100000 |
3 | 1021000000212202201202 |
4 | 30101022012330200 |
5 | 203434211430243 |
6 | 10015042020332 |
7 | 644301436034 |
oct | 142112067440 |
9 | 37000782652 |
10 | 13172764448 |
11 | 564a755998 |
12 | 26776476a8 |
13 | 131c11139c |
14 | 8cd69c1c4 |
15 | 5216cb4b8 |
hex | 311286f20 |
13172764448 has 48 divisors (see below), whose sum is σ = 27879707520. Its totient is φ = 6106957056.
The previous prime is 13172764441. The next prime is 13172764529. The reversal of 13172764448 is 84446727131.
It is a Harshad number since it is a multiple of its sum of digits (47).
It is not an unprimeable number, because it can be changed into a prime (13172764441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201911 + ... + 259062.
It is an arithmetic number, because the mean of its divisors is an integer number (580827240).
Almost surely, 213172764448 is an apocalyptic number.
It is an amenable number.
13172764448 is an abundant number, since it is smaller than the sum of its proper divisors (14706943072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13172764448 is a wasteful number, since it uses less digits than its factorization.
13172764448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 461049 (or 461041 counting only the distinct ones).
The product of its digits is 903168, while the sum is 47.
The spelling of 13172764448 in words is "thirteen billion, one hundred seventy-two million, seven hundred sixty-four thousand, four hundred forty-eight".
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