Base | Representation |
---|---|
bin | 10111010110111100… |
… | …110101000000111000 |
3 | 2101201221112012222221 |
4 | 113112330311000320 |
5 | 402331230401423 |
6 | 15304435053424 |
7 | 1545350613304 |
oct | 272674650070 |
9 | 71657465887 |
10 | 25081106488 |
11 | a7006a3589 |
12 | 4a3b741274 |
13 | 2499293419 |
14 | 12dd05ad04 |
15 | 9bbd93e5d |
hex | 5d6f35038 |
25081106488 has 16 divisors (see below), whose sum is σ = 47028762000. Its totient is φ = 12540103296.
The previous prime is 25081106471. The next prime is 25081106509. The reversal of 25081106488 is 88460118052.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376653 + ... + 438211.
It is an arithmetic number, because the mean of its divisors is an integer number (2939297625).
Almost surely, 225081106488 is an apocalyptic number.
It is an amenable number.
25081106488 is a deficient number, since it is larger than the sum of its proper divisors (21947655512).
25081106488 is a wasteful number, since it uses less digits than its factorization.
25081106488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112494 (or 112490 counting only the distinct ones).
The product of its (nonzero) digits is 122880, while the sum is 43.
The spelling of 25081106488 in words is "twenty-five billion, eighty-one million, one hundred six thousand, four hundred eighty-eight".
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