Base | Representation |
---|---|
bin | 10111100010100000… |
… | …011111100101111001 |
3 | 2102020110101022011121 |
4 | 113202200133211321 |
5 | 403230400132210 |
6 | 15340003025241 |
7 | 1553224000054 |
oct | 274240374571 |
9 | 72213338147 |
10 | 25275005305 |
11 | a7a0099640 |
12 | 4a9466b221 |
13 | 24ca4c2654 |
14 | 131aad1a9b |
15 | 9cdde56da |
hex | 5e281f979 |
25275005305 has 32 divisors (see below), whose sum is σ = 33588309888. Its totient is φ = 18105292800.
The previous prime is 25275005297. The next prime is 25275005333. The reversal of 25275005305 is 50350057252.
It is not a de Polignac number, because 25275005305 - 23 = 25275005297 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1114459 + ... + 1136911.
It is an arithmetic number, because the mean of its divisors is an integer number (1049634684).
Almost surely, 225275005305 is an apocalyptic number.
It is an amenable number.
25275005305 is a deficient number, since it is larger than the sum of its proper divisors (8313304583).
25275005305 is a wasteful number, since it uses less digits than its factorization.
25275005305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22777.
The product of its (nonzero) digits is 52500, while the sum is 34.
The spelling of 25275005305 in words is "twenty-five billion, two hundred seventy-five million, five thousand, three hundred five".
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