Base | Representation |
---|---|
bin | 11100010110111110… |
… | …01010100000101000 |
3 | 1110022001201102220110 |
4 | 32023133022200220 |
5 | 222140111320144 |
6 | 10554434454320 |
7 | 1046202152355 |
oct | 161337124050 |
9 | 43261642813 |
10 | 15225104424 |
11 | 65031a1332 |
12 | 2b4aa343a0 |
13 | 1588382c3a |
14 | a4609d62c |
15 | 5e197c0b9 |
hex | 38b7ca828 |
15225104424 has 64 divisors (see below), whose sum is σ = 39179059200. Its totient is φ = 4927898304.
The previous prime is 15225104417. The next prime is 15225104467. The reversal of 15225104424 is 42440152251.
It is a junction number, because it is equal to n+sod(n) for n = 15225104391 and 15225104400.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90117 + ... + 196395.
It is an arithmetic number, because the mean of its divisors is an integer number (612172800).
Almost surely, 215225104424 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 15225104424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19589529600).
15225104424 is an abundant number, since it is smaller than the sum of its proper divisors (23953954776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15225104424 is a wasteful number, since it uses less digits than its factorization.
15225104424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106462 (or 106458 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 30.
Adding to 15225104424 its reverse (42440152251), we get a palindrome (57665256675).
The spelling of 15225104424 in words is "fifteen billion, two hundred twenty-five million, one hundred four thousand, four hundred twenty-four".
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