Base | Representation |
---|---|
bin | 10111011000111010… |
… | …110011110010111001 |
3 | 2101211020200001222202 |
4 | 113120322303302321 |
5 | 402413204203031 |
6 | 15312014555545 |
7 | 1546231411454 |
oct | 273072636271 |
9 | 71736601882 |
10 | 25114131641 |
11 | a7182aa8a5 |
12 | 4a4a808bb5 |
13 | 24a3087331 |
14 | 13035b649b |
15 | 9bec192cb |
hex | 5d8eb3cb9 |
25114131641 has 6 divisors (see below), whose sum is σ = 26253525690. Its totient is φ = 24022212368.
The previous prime is 25114131611. The next prime is 25114131661. The reversal of 25114131641 is 14613141152.
It can be written as a sum of positive squares in only one way, i.e., 12951350416 + 12162781225 = 113804^2 + 110285^2 .
It is not a de Polignac number, because 25114131641 - 230 = 24040389817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25114131611) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23736836 + ... + 23737893.
It is an arithmetic number, because the mean of its divisors is an integer number (4375587615).
Almost surely, 225114131641 is an apocalyptic number.
It is an amenable number.
25114131641 is a deficient number, since it is larger than the sum of its proper divisors (1139394049).
25114131641 is an equidigital number, since it uses as much as digits as its factorization.
25114131641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47474775 (or 47474752 counting only the distinct ones).
The product of its digits is 2880, while the sum is 29.
Adding to 25114131641 its reverse (14613141152), we get a palindrome (39727272793).
The spelling of 25114131641 in words is "twenty-five billion, one hundred fourteen million, one hundred thirty-one thousand, six hundred forty-one".
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