Base | Representation |
---|---|
bin | 100100110101001011110… |
… | …001111110000111110010 |
3 | 22221221222020102212112121 |
4 | 210311023301332013302 |
5 | 312432000311044200 |
6 | 5214421214344454 |
7 | 350600500422562 |
oct | 44651361760762 |
9 | 8857866385477 |
10 | 2531007128050 |
11 | 8964375a4545 |
12 | 34a6391bb12a |
13 | 15489960b99b |
14 | 8a703ba2da2 |
15 | 45c85d77e1a |
hex | 24d4bc7e1f2 |
2531007128050 has 12 divisors (see below), whose sum is σ = 4707673258266. Its totient is φ = 1012402851200.
The previous prime is 2531007128047. The next prime is 2531007128051. The reversal of 2531007128050 is 508217001352.
It can be written as a sum of positive squares in 3 ways, for example, as 2038866996321 + 492140131729 = 1427889^2 + 701527^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2531007127997 and 2531007128015.
It is not an unprimeable number, because it can be changed into a prime (2531007128051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25310071231 + ... + 25310071330.
Almost surely, 22531007128050 is an apocalyptic number.
2531007128050 is a deficient number, since it is larger than the sum of its proper divisors (2176666130216).
2531007128050 is a wasteful number, since it uses less digits than its factorization.
2531007128050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50620142573 (or 50620142568 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 34.
The spelling of 2531007128050 in words is "two trillion, five hundred thirty-one billion, seven million, one hundred twenty-eight thousand, fifty".
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