Base | Representation |
---|---|
bin | 10111100001110011… |
… | …100111100001100011 |
3 | 2102012122020122000021 |
4 | 113201303213201203 |
5 | 403214342210230 |
6 | 15334502534311 |
7 | 1553022002524 |
oct | 274163474143 |
9 | 72178218007 |
10 | 25263241315 |
11 | a794494134 |
12 | 4a90737397 |
13 | 24c7c33c00 |
14 | 131930c84b |
15 | 9ccd6ec7a |
hex | 5e1ce7863 |
25263241315 has 12 divisors (see below), whose sum is σ = 32827266144. Its totient is φ = 18655931424.
The previous prime is 25263241309. The next prime is 25263241349. The reversal of 25263241315 is 51314236252.
It is not a de Polignac number, because 25263241315 - 213 = 25263233123 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 14947819 + ... + 14949508.
It is an arithmetic number, because the mean of its divisors is an integer number (2735605512).
Almost surely, 225263241315 is an apocalyptic number.
25263241315 is a deficient number, since it is larger than the sum of its proper divisors (7564024829).
25263241315 is a wasteful number, since it uses less digits than its factorization.
25263241315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29897358 (or 29897345 counting only the distinct ones).
The product of its digits is 43200, while the sum is 34.
Adding to 25263241315 its reverse (51314236252), we get a palindrome (76577477567).
The spelling of 25263241315 in words is "twenty-five billion, two hundred sixty-three million, two hundred forty-one thousand, three hundred fifteen".
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