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25298113 is a prime number
BaseRepresentation
bin110000010000…
…0010011000001
31202121021111011
41200200103001
522434014423
62302120521
7425013301
oct140402301
952537434
1025298113
1113309935
128580141
135319ac9
143507601
15234ab0d
hex18204c1

25298113 has 2 divisors, whose sum is σ = 25298114. Its totient is φ = 25298112.

The previous prime is 25298111. The next prime is 25298123. The reversal of 25298113 is 31189252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24482704 + 815409 = 4948^2 + 903^2 .

It is a cyclic number.

It is not a de Polignac number, because 25298113 - 21 = 25298111 is a prime.

Together with 25298111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (25298111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12649056 + 12649057.

It is an arithmetic number, because the mean of its divisors is an integer number (12649057).

Almost surely, 225298113 is an apocalyptic number.

25298113 is the 2689-th centered heptagonal number.

It is an amenable number.

25298113 is a deficient number, since it is larger than the sum of its proper divisors (1).

25298113 is an equidigital number, since it uses as much as digits as its factorization.

25298113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 31.

The square root of 25298113 is about 5029.7229545970. The cubic root of 25298113 is about 293.5594346926.

The spelling of 25298113 in words is "twenty-five million, two hundred ninety-eight thousand, one hundred thirteen".