Base | Representation |
---|---|
bin | 10111010101011001… |
… | …011100001111100111 |
3 | 2101200010111120000121 |
4 | 113111121130033213 |
5 | 402303043142100 |
6 | 15302104422411 |
7 | 1544613302044 |
oct | 272531341747 |
9 | 71603446017 |
10 | 25055052775 |
11 | a697a18a95 |
12 | 4a32a77a07 |
13 | 2493a7071c |
14 | 12d97d81cb |
15 | 9b994951a |
hex | 5d565c3e7 |
25055052775 has 6 divisors (see below), whose sum is σ = 31068265472. Its totient is φ = 20044042200.
The previous prime is 25055052769. The next prime is 25055052787. The reversal of 25055052775 is 57725055052.
It is a de Polignac number, because none of the positive numbers 2k-25055052775 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 501101031 + ... + 501101080.
Almost surely, 225055052775 is an apocalyptic number.
25055052775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
25055052775 is a deficient number, since it is larger than the sum of its proper divisors (6013212697).
25055052775 is a wasteful number, since it uses less digits than its factorization.
25055052775 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1002202121 (or 1002202116 counting only the distinct ones).
The product of its (nonzero) digits is 612500, while the sum is 43.
The spelling of 25055052775 in words is "twenty-five billion, fifty-five million, fifty-two thousand, seven hundred seventy-five".
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