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25053341 = 173144817
BaseRepresentation
bin101111110010…
…0100010011101
31202010211201112
41133210202131
522403201331
62252551405
7422643545
oct137444235
952124645
1025053341
1113161a45
128482565
135262581
143482325
1522ed32b
hex17e489d

25053341 has 4 divisors (see below), whose sum is σ = 25198332. Its totient is φ = 24908352.

The previous prime is 25053331. The next prime is 25053383. The reversal of 25053341 is 14335052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20340100 + 4713241 = 4510^2 + 2171^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-25053341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25053311) 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, 72236 + ... + 72581.

It is an arithmetic number, because the mean of its divisors is an integer number (6299583).

Almost surely, 225053341 is an apocalyptic number.

It is an amenable number.

25053341 is a deficient number, since it is larger than the sum of its proper divisors (144991).

25053341 is a wasteful number, since it uses less digits than its factorization.

25053341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144990.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 25053341 is about 5005.3312577691. The cubic root of 25053341 is about 292.6095861326.

Adding to 25053341 its reverse (14335052), we get a palindrome (39388393).

The spelling of 25053341 in words is "twenty-five million, fifty-three thousand, three hundred forty-one".

Divisors: 1 173 144817 25053341