Base | Representation |
---|---|
bin | 11001110111100111… |
… | …01101101100101110 |
3 | 1022211220022110101212 |
4 | 30323303231230232 |
5 | 211420402023113 |
6 | 10214042434422 |
7 | 1001110502555 |
oct | 147363555456 |
9 | 38756273355 |
10 | 13888314158 |
11 | 5987655a94 |
12 | 2837202a12 |
13 | 1404436394 |
14 | 95a722d9c |
15 | 5644210a8 |
hex | 33bcedb2e |
13888314158 has 16 divisors (see below), whose sum is σ = 21779362080. Its totient is φ = 6642225568.
The previous prime is 13888314127. The next prime is 13888314163. The reversal of 13888314158 is 85141388831.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261035 + ... + 309702.
It is an arithmetic number, because the mean of its divisors is an integer number (1361210130).
Almost surely, 213888314158 is an apocalyptic number.
13888314158 is a deficient number, since it is larger than the sum of its proper divisors (7891047922).
13888314158 is an frugal number, since it uses more digits than its factorization.
13888314158 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 570808 (or 570762 counting only the distinct ones).
The product of its digits is 737280, while the sum is 50.
The spelling of 13888314158 in words is "thirteen billion, eight hundred eighty-eight million, three hundred fourteen thousand, one hundred fifty-eight".
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