Search a number
-
+
25054801 is a prime number
BaseRepresentation
bin101111110010…
…0111001010001
31202010220201121
41133210321101
522403223201
62253002241
7422651032
oct137447121
952126647
1025054801
1113163052
128483381
135263135
143482a89
1522ed9a1
hex17e4e51

25054801 has 2 divisors, whose sum is σ = 25054802. Its totient is φ = 25054800.

The previous prime is 25054793. The next prime is 25054819. The reversal of 25054801 is 10845052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14814801 + 10240000 = 3849^2 + 3200^2 .

It is a cyclic number.

It is not a de Polignac number, because 25054801 - 23 = 25054793 is a prime.

It is not a weakly prime, because it can be changed into another prime (25054831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12527400 + 12527401.

It is an arithmetic number, because the mean of its divisors is an integer number (12527401).

Almost surely, 225054801 is an apocalyptic number.

It is an amenable number.

25054801 is a deficient number, since it is larger than the sum of its proper divisors (1).

25054801 is an equidigital number, since it uses as much as digits as its factorization.

25054801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 25054801 is about 5005.4771001374. The cubic root of 25054801 is about 292.6152700279.

Adding to 25054801 its reverse (10845052), we get a palindrome (35899853).

The spelling of 25054801 in words is "twenty-five million, fifty-four thousand, eight hundred one".