Base | Representation |
---|---|
bin | 10111011010100010… |
… | …100100010110000011 |
3 | 2101220010211221221200 |
4 | 113122202210112003 |
5 | 402442140100311 |
6 | 15314425552243 |
7 | 1550011535034 |
oct | 273242442603 |
9 | 71803757850 |
10 | 25141331331 |
11 | a731698386 |
12 | 4a57945683 |
13 | 24a88bb81c |
14 | 1307056a8b |
15 | 9c22dd556 |
hex | 5da8a4583 |
25141331331 has 12 divisors (see below), whose sum is σ = 38451448152. Its totient is φ = 15774952896.
The previous prime is 25141331329. The next prime is 25141331339. The reversal of 25141331331 is 13313314152.
25141331331 is a `hidden beast` number, since 2 + 514 + 13 + 3 + 133 + 1 = 666.
It is not a de Polignac number, because 25141331331 - 21 = 25141331329 is a prime.
It is a super-2 number, since 2×251413313312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25141331295 and 25141331304.
It is not an unprimeable number, because it can be changed into a prime (25141331339) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82161061 + ... + 82161366.
It is an arithmetic number, because the mean of its divisors is an integer number (3204287346).
Almost surely, 225141331331 is an apocalyptic number.
25141331331 is a deficient number, since it is larger than the sum of its proper divisors (13310116821).
25141331331 is a wasteful number, since it uses less digits than its factorization.
25141331331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164322450 (or 164322447 counting only the distinct ones).
The product of its digits is 3240, while the sum is 27.
Adding to 25141331331 its reverse (13313314152), we get a palindrome (38454645483).
The spelling of 25141331331 in words is "twenty-five billion, one hundred forty-one million, three hundred thirty-one thousand, three hundred thirty-one".
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