Base | Representation |
---|---|
bin | 1011011110111000010000… |
… | …10110001101111001110001 |
3 | 10022101220022112022210100011 |
4 | 11233130020112031321301 |
5 | 11302200004202300100 |
6 | 125411450032054521 |
7 | 5214161542204165 |
oct | 557341026157161 |
9 | 108356275283304 |
10 | 25250252775025 |
11 | 8055632467423 |
12 | 29b9802694441 |
13 | 111211c90b6b5 |
14 | 634193c14ca5 |
15 | 2dbc3c6a2bba |
hex | 16f70858de71 |
25250252775025 has 48 divisors (see below), whose sum is σ = 32897230156800. Its totient is φ = 19188563961600.
The previous prime is 25250252774969. The next prime is 25250252775043. The reversal of 25250252775025 is 52057725205252.
It is not a de Polignac number, because 25250252775025 - 211 = 25250252772977 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 25250252775025.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 496118479 + ... + 496169371.
It is an arithmetic number, because the mean of its divisors is an integer number (685358961600).
Almost surely, 225250252775025 is an apocalyptic number.
25250252775025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
25250252775025 is a deficient number, since it is larger than the sum of its proper divisors (7646977381775).
25250252775025 is a wasteful number, since it uses less digits than its factorization.
25250252775025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56866 (or 56861 counting only the distinct ones).
The product of its (nonzero) digits is 4900000, while the sum is 49.
The spelling of 25250252775025 in words is "twenty-five trillion, two hundred fifty billion, two hundred fifty-two million, seven hundred seventy-five thousand, twenty-five".
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