Base | Representation |
---|---|
bin | 11001110110110110… |
… | …01100000010001000 |
3 | 1022211110012210222210 |
4 | 30323123030002020 |
5 | 211412230303213 |
6 | 10213252545120 |
7 | 1001002034241 |
oct | 147333140210 |
9 | 38743183883 |
10 | 13881884808 |
11 | 5983a64580 |
12 | 28350221a0 |
13 | 1402cc4b2c |
14 | 95992bcc8 |
15 | 563aa10c3 |
hex | 33b6cc088 |
13881884808 has 32 divisors (see below), whose sum is σ = 37859686560. Its totient is φ = 4206631680.
The previous prime is 13881884801. The next prime is 13881884831. The reversal of 13881884808 is 80848818831.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (13881884801) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26291185 + ... + 26291712.
It is an arithmetic number, because the mean of its divisors is an integer number (1183115205).
Almost surely, 213881884808 is an apocalyptic number.
It is an amenable number.
13881884808 is an abundant number, since it is smaller than the sum of its proper divisors (23977801752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13881884808 is a wasteful number, since it uses less digits than its factorization.
13881884808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52582917 (or 52582913 counting only the distinct ones).
The product of its (nonzero) digits is 3145728, while the sum is 57.
The spelling of 13881884808 in words is "thirteen billion, eight hundred eighty-one million, eight hundred eighty-four thousand, eight hundred eight".
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