Base | Representation |
---|---|
bin | 10111100010100010… |
… | …100101010100000001 |
3 | 2102020111102010111112 |
4 | 113202202211110001 |
5 | 403231020144100 |
6 | 15340022453105 |
7 | 1553231440652 |
oct | 274242452401 |
9 | 72214363445 |
10 | 25275553025 |
11 | a7a04330a8 |
12 | 4a94894195 |
13 | 24ca654a48 |
14 | 131abd5529 |
15 | 9cdea2b35 |
hex | 5e28a5501 |
25275553025 has 12 divisors (see below), whose sum is σ = 31366002864. Its totient is φ = 20204754000.
The previous prime is 25275553007. The next prime is 25275553117. The reversal of 25275553025 is 52035557252.
It is not a de Polignac number, because 25275553025 - 212 = 25275548929 is a prime.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 359291 + ... + 423840.
It is an arithmetic number, because the mean of its divisors is an integer number (2613833572).
Almost surely, 225275553025 is an apocalyptic number.
25275553025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
25275553025 is a deficient number, since it is larger than the sum of its proper divisors (6090449839).
25275553025 is a wasteful number, since it uses less digits than its factorization.
25275553025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 784432 (or 784427 counting only the distinct ones).
The product of its (nonzero) digits is 525000, while the sum is 41.
The spelling of 25275553025 in words is "twenty-five billion, two hundred seventy-five million, five hundred fifty-three thousand, twenty-five".
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