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25152293 is a prime number
BaseRepresentation
bin101111111110…
…0101100100101
31202022212110102
41133330230211
522414333133
62255033445
7423535205
oct137745445
952285412
1025152293
111321a321
12850b885
13529861a
1434aa405
15231c7e8
hex17fcb25

25152293 has 2 divisors, whose sum is σ = 25152294. Its totient is φ = 25152292.

The previous prime is 25152289. The next prime is 25152301. The reversal of 25152293 is 39225152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14010049 + 11142244 = 3743^2 + 3338^2 .

It is a cyclic number.

It is not a de Polignac number, because 25152293 - 22 = 25152289 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25152493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12576146 + 12576147.

It is an arithmetic number, because the mean of its divisors is an integer number (12576147).

Almost surely, 225152293 is an apocalyptic number.

It is an amenable number.

25152293 is a deficient number, since it is larger than the sum of its proper divisors (1).

25152293 is an equidigital number, since it uses as much as digits as its factorization.

25152293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 29.

The square root of 25152293 is about 5015.2061772174. The cubic root of 25152293 is about 292.9943154904.

The spelling of 25152293 in words is "twenty-five million, one hundred fifty-two thousand, two hundred ninety-three".