Base | Representation |
---|---|
bin | 10111010010010110… |
… | …110010101100000001 |
3 | 2101112120111011022012 |
4 | 113102112302230001 |
5 | 402202012323000 |
6 | 15253043022305 |
7 | 1543423501544 |
oct | 272226625401 |
9 | 71476434265 |
10 | 25004026625 |
11 | a671137316 |
12 | 4a1996a995 |
13 | 2486316236 |
14 | 12d2b1485b |
15 | 9b521a735 |
hex | 5d25b2b01 |
25004026625 has 16 divisors (see below), whose sum is σ = 31361865600. Its totient is φ = 19902682800.
The previous prime is 25004026603. The next prime is 25004026661. The reversal of 25004026625 is 52662040052.
It is not a de Polignac number, because 25004026625 - 218 = 25003764481 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 25004026591 and 25004026600.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477719 + ... + 527468.
It is an arithmetic number, because the mean of its divisors is an integer number (1960116600).
Almost surely, 225004026625 is an apocalyptic number.
25004026625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
25004026625 is a deficient number, since it is larger than the sum of its proper divisors (6357838975).
25004026625 is a wasteful number, since it uses less digits than its factorization.
25004026625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1005401 (or 1005391 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 25004026625 its reverse (52662040052), we get a palindrome (77666066677).
The spelling of 25004026625 in words is "twenty-five billion, four million, twenty-six thousand, six hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •