Base | Representation |
---|---|
bin | 11001100100100111… |
… | …00001010111101011 |
3 | 1022102210022101000000 |
4 | 30302103201113223 |
5 | 211104043130412 |
6 | 10150145314043 |
7 | 664133361345 |
oct | 146223412753 |
9 | 38383271000 |
10 | 13728880107 |
11 | 590565a908 |
12 | 27b1935923 |
13 | 13aa3b33c7 |
14 | 9434a0295 |
15 | 55542b4dc |
hex | 3324e15eb |
13728880107 has 28 divisors (see below), whose sum is σ = 20670291360. Its totient is φ = 9114175728.
The previous prime is 13728880079. The next prime is 13728880133. The reversal of 13728880107 is 70108882731.
It is not a de Polignac number, because 13728880107 - 210 = 13728879083 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13728880157) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 134833 + ... + 213629.
Almost surely, 213728880107 is an apocalyptic number.
13728880107 is a deficient number, since it is larger than the sum of its proper divisors (6941411253).
13728880107 is an frugal number, since it uses more digits than its factorization.
13728880107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79054 (or 79039 counting only the distinct ones).
The product of its (nonzero) digits is 150528, while the sum is 45.
The spelling of 13728880107 in words is "thirteen billion, seven hundred twenty-eight million, eight hundred eighty thousand, one hundred seven".
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