Base | Representation |
---|---|
bin | 10111010100100100… |
… | …101110100100110111 |
3 | 2101122011111111112200 |
4 | 113110210232210313 |
5 | 402241023443411 |
6 | 15300452315543 |
7 | 1544354656536 |
oct | 272444564467 |
9 | 71564444480 |
10 | 25041234231 |
11 | a69013aa02 |
12 | 4a2a312bb3 |
13 | 2490c42a80 |
14 | 12d7a3c31d |
15 | 9b8619e56 |
hex | 5d492e937 |
25041234231 has 24 divisors (see below), whose sum is σ = 39021593520. Its totient is φ = 15382866816.
The previous prime is 25041234223. The next prime is 25041234233. The reversal of 25041234231 is 13243214052.
25041234231 is a `hidden beast` number, since 2 + 504 + 123 + 4 + 2 + 31 = 666.
It is not a de Polignac number, because 25041234231 - 23 = 25041234223 is a prime.
It is a super-2 number, since 2×250412342312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25041234195 and 25041234204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25041234233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121501 + ... + 254646.
It is an arithmetic number, because the mean of its divisors is an integer number (1625899730).
Almost surely, 225041234231 is an apocalyptic number.
25041234231 is a deficient number, since it is larger than the sum of its proper divisors (13980359289).
25041234231 is a wasteful number, since it uses less digits than its factorization.
25041234231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 376735 (or 376732 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 25041234231 its reverse (13243214052), we get a palindrome (38284448283).
The spelling of 25041234231 in words is "twenty-five billion, forty-one million, two hundred thirty-four thousand, two hundred thirty-one".
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