Base | Representation |
---|---|
bin | 11001110111101001… |
… | …11011011000110000 |
3 | 1022211220220121220102 |
4 | 30323310323120300 |
5 | 211420442213433 |
6 | 10214053331532 |
7 | 1001113266362 |
oct | 147364733060 |
9 | 38756817812 |
10 | 13888632368 |
11 | 5987853076 |
12 | 2837336ba8 |
13 | 1404518180 |
14 | 95a7a6d32 |
15 | 5644854e8 |
hex | 33bd3b630 |
13888632368 has 20 divisors (see below), whose sum is σ = 28979166048. Its totient is φ = 6410137920.
The previous prime is 13888632343. The next prime is 13888632389. The reversal of 13888632368 is 86323688831.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33385928 + ... + 33386343.
Almost surely, 213888632368 is an apocalyptic number.
It is an amenable number.
13888632368 is an abundant number, since it is smaller than the sum of its proper divisors (15090533680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13888632368 is a wasteful number, since it uses less digits than its factorization.
13888632368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66772292 (or 66772286 counting only the distinct ones).
The product of its digits is 7962624, while the sum is 56.
The spelling of 13888632368 in words is "thirteen billion, eight hundred eighty-eight million, six hundred thirty-two thousand, three hundred sixty-eight".
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