Base | Representation |
---|---|
bin | 11001001100010100… |
… | …10000100100011000 |
3 | 1021220120220120002101 |
4 | 30212022100210120 |
5 | 210144413003100 |
6 | 10114030213144 |
7 | 656110445323 |
oct | 144612204430 |
9 | 37816816071 |
10 | 13525125400 |
11 | 5810642996 |
12 | 27556541b4 |
13 | 13771130a7 |
14 | 9243c17ba |
15 | 5425ce86a |
hex | 326290918 |
13525125400 has 48 divisors (see below), whose sum is σ = 32177237400. Its totient is φ = 5284231680.
The previous prime is 13525125359. The next prime is 13525125403. The reversal of 13525125400 is 452152531.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13525125403) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 777745 + ... + 794944.
Almost surely, 213525125400 is an apocalyptic number.
13525125400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13525125400 is an abundant number, since it is smaller than the sum of its proper divisors (18652112000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13525125400 is a wasteful number, since it uses less digits than its factorization.
13525125400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1572748 (or 1572739 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 28.
Adding to 13525125400 its reverse (452152531), we get a palindrome (13977277931).
The spelling of 13525125400 in words is "thirteen billion, five hundred twenty-five million, one hundred twenty-five thousand, four hundred".
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