Base | Representation |
---|---|
bin | 1100101001111110100011… |
… | …1110010101010000000000 |
3 | 1211021021211201110122200010 |
4 | 3022133220332111100000 |
5 | 3310442022234211244 |
6 | 45332334253424520 |
7 | 2634230204036241 |
oct | 312375076252000 |
9 | 54237751418603 |
10 | 13915307725824 |
11 | 44854a349256a |
12 | 1688a6849b140 |
13 | 79c291964a4b |
14 | 36170c456cc8 |
15 | 191e80a10eb9 |
hex | ca7e8f95400 |
13915307725824 has 352 divisors, whose sum is σ = 38305561176064. Its totient is φ = 4489367224320.
The previous prime is 13915307725757. The next prime is 13915307725841. The reversal of 13915307725824 is 42852770351931.
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 a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3146122077 + ... + 3146126499.
Almost surely, 213915307725824 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13915307725824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19152780588032).
13915307725824 is an abundant number, since it is smaller than the sum of its proper divisors (24390253450240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13915307725824 is a wasteful number, since it uses less digits than its factorization.
13915307725824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4773 (or 4755 counting only the distinct ones).
The product of its (nonzero) digits is 12700800, while the sum is 57.
The spelling of 13915307725824 in words is "thirteen trillion, nine hundred fifteen billion, three hundred seven million, seven hundred twenty-five thousand, eight hundred twenty-four".
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