Base | Representation |
---|---|
bin | 10111010010000111… |
… | …101000100100100100 |
3 | 2101112022000021112221 |
4 | 113102013220210210 |
5 | 402200003144103 |
6 | 15252421522124 |
7 | 1543344641656 |
oct | 272207504444 |
9 | 71468007487 |
10 | 25000053028 |
11 | a669972955 |
12 | 4a18573344 |
13 | 24855546b2 |
14 | 12d239c6d6 |
15 | 9b4bd31bd |
hex | 5d21e8924 |
25000053028 has 12 divisors (see below), whose sum is σ = 43751424780. Its totient is φ = 12499645952.
The previous prime is 25000053011. The next prime is 25000053041. The reversal of 25000053028 is 82035000052.
It can be written as a sum of positive squares in 2 ways, for example, as 10199384064 + 14800668964 = 100992^2 + 121658^2 .
It is a junction number, because it is equal to n+sod(n) for n = 25000052993 and 25000053011.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94800 + ... + 242872.
It is an arithmetic number, because the mean of its divisors is an integer number (3645952065).
Almost surely, 225000053028 is an apocalyptic number.
It is an amenable number.
25000053028 is a deficient number, since it is larger than the sum of its proper divisors (18751371752).
25000053028 is a wasteful number, since it uses less digits than its factorization.
25000053028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190286 (or 190284 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The spelling of 25000053028 in words is "twenty-five billion, fifty-three thousand, twenty-eight".
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