Base | Representation |
---|---|
bin | 10111110001100101… |
… | …101101001101001110 |
3 | 2102220002111021211201 |
4 | 113301211231031032 |
5 | 404240133430110 |
6 | 15421042140114 |
7 | 1562415450346 |
oct | 276145551516 |
9 | 72802437751 |
10 | 25528030030 |
11 | a90a9a8888 |
12 | 4b4535163a |
13 | 253aa53a19 |
14 | 1342557d26 |
15 | 9e6225b3a |
hex | 5f196d34e |
25528030030 has 8 divisors (see below), whose sum is σ = 45950454072. Its totient is φ = 10211212008.
The previous prime is 25528029997. The next prime is 25528030037. The reversal of 25528030030 is 3003082552.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25528030037) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1276401492 + ... + 1276401511.
It is an arithmetic number, because the mean of its divisors is an integer number (5743806759).
Almost surely, 225528030030 is an apocalyptic number.
25528030030 is a deficient number, since it is larger than the sum of its proper divisors (20422424042).
25528030030 is a wasteful number, since it uses less digits than its factorization.
25528030030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2552803010.
The product of its (nonzero) digits is 7200, while the sum is 28.
The spelling of 25528030030 in words is "twenty-five billion, five hundred twenty-eight million, thirty thousand, thirty".
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