Base | Representation |
---|---|
bin | 1011011001000101001011… |
… | …11001000110000101101001 |
3 | 10021200212002112012010022211 |
4 | 11230202211321012011221 |
5 | 11240414003303244212 |
6 | 125140141353445121 |
7 | 5163606636466645 |
oct | 554424571060551 |
9 | 107625075163284 |
10 | 25051032478057 |
11 | 7a890a08336a3 |
12 | 29870841107a1 |
13 | 10c93c0cb6a81 |
14 | 6286954d7c25 |
15 | 2d697c8e69a7 |
hex | 16c8a5e46169 |
25051032478057 has 2 divisors, whose sum is σ = 25051032478058. Its totient is φ = 25051032478056.
The previous prime is 25051032478051. The next prime is 25051032478061. The reversal of 25051032478057 is 75087423015052.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 24928091782416 + 122940695641 = 4992804^2 + 350629^2 .
It is a cyclic number.
It is not a de Polignac number, because 25051032478057 - 215 = 25051032445289 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 25051032478057.
It is not a weakly prime, because it can be changed into another prime (25051032478051) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12525516239028 + 12525516239029.
It is an arithmetic number, because the mean of its divisors is an integer number (12525516239029).
Almost surely, 225051032478057 is an apocalyptic number.
It is an amenable number.
25051032478057 is a deficient number, since it is larger than the sum of its proper divisors (1).
25051032478057 is an equidigital number, since it uses as much as digits as its factorization.
25051032478057 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2352000, while the sum is 49.
The spelling of 25051032478057 in words is "twenty-five trillion, fifty-one billion, thirty-two million, four hundred seventy-eight thousand, fifty-seven".
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