Base | Representation |
---|---|
bin | 11101010001100111… |
… | …001101000001011101 |
3 | 10000010200121210000202 |
4 | 131101213031001131 |
5 | 1003334101040100 |
6 | 22235055433245 |
7 | 2161651420142 |
oct | 352147150135 |
9 | 100120553022 |
10 | 31434002525 |
11 | 12370747392 |
12 | 6113225825 |
13 | 2c6c4ba5c3 |
14 | 1742a8c3c9 |
15 | c3e9887d5 |
hex | 7519cd05d |
31434002525 has 12 divisors (see below), whose sum is σ = 39095932224. Its totient is φ = 25071222000.
The previous prime is 31434002441. The next prime is 31434002531. The reversal of 31434002525 is 52520043413.
It is a happy number.
It is not a de Polignac number, because 31434002525 - 212 = 31433998429 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1891061 + ... + 1907610.
It is an arithmetic number, because the mean of its divisors is an integer number (3257994352).
Almost surely, 231434002525 is an apocalyptic number.
It is an amenable number.
31434002525 is a deficient number, since it is larger than the sum of its proper divisors (7661929699).
31434002525 is a wasteful number, since it uses less digits than its factorization.
31434002525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3799012 (or 3799007 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 29.
Adding to 31434002525 its reverse (52520043413), we get a palindrome (83954045938).
The spelling of 31434002525 in words is "thirty-one billion, four hundred thirty-four million, two thousand, five hundred twenty-five".
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