Base | Representation |
---|---|
bin | 11001110111101011… |
… | …01101100001000100 |
3 | 1022211221022001120022 |
4 | 30323311231201010 |
5 | 211421020301300 |
6 | 10214101554312 |
7 | 1001115113123 |
oct | 147365554104 |
9 | 38757261508 |
10 | 13888837700 |
11 | 5987983371 |
12 | 2837415998 |
13 | 140458a77a |
14 | 95a81baba |
15 | 5644c6285 |
hex | 33bd6d844 |
13888837700 has 18 divisors (see below), whose sum is σ = 30138778026. Its totient is φ = 5555535040.
The previous prime is 13888837691. The next prime is 13888837757. The reversal of 13888837700 is 773888831.
It can be written as a sum of positive squares in 3 ways, for example, as 2378122756 + 11510714944 = 48766^2 + 107288^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69444089 + ... + 69444288.
It is an arithmetic number, because the mean of its divisors is an integer number (1674376557).
Almost surely, 213888837700 is an apocalyptic number.
13888837700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13888837700 is an abundant number, since it is smaller than the sum of its proper divisors (16249940326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13888837700 is a wasteful number, since it uses less digits than its factorization.
13888837700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138888391 (or 138888384 counting only the distinct ones).
The product of its (nonzero) digits is 1806336, while the sum is 53.
The spelling of 13888837700 in words is "thirteen billion, eight hundred eighty-eight million, eight hundred thirty-seven thousand, seven hundred".
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