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5242401 = 34611061
BaseRepresentation
bin10011111111111000100001
3100212100020000
4103333320201
52320224101
6304210213
762362653
oct23777041
910770200
105242401
112a6076a
121909969
131117218
149a66d3
156d8486
hex4ffe21

5242401 has 20 divisors (see below), whose sum is σ = 7967124. Its totient is φ = 3434400.

The previous prime is 5242399. The next prime is 5242411. The reversal of 5242401 is 1042425.

It can be written as a sum of positive squares in 2 ways, for example, as 1498176 + 3744225 = 1224^2 + 1935^2 .

It is not a de Polignac number, because 5242401 - 21 = 5242399 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5242411) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4411 + ... + 5471.

Almost surely, 25242401 is an apocalyptic number.

It is an amenable number.

5242401 is a deficient number, since it is larger than the sum of its proper divisors (2724723).

5242401 is a wasteful number, since it uses less digits than its factorization.

5242401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134 (or 1125 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 5242401 is about 2289.6290092502. The cubic root of 5242401 is about 173.7174367490.

Adding to 5242401 its reverse (1042425), we get a palindrome (6284826).

The spelling of 5242401 in words is "five million, two hundred forty-two thousand, four hundred one".

Divisors: 1 3 9 27 61 81 183 549 1061 1647 3183 4941 9549 28647 64721 85941 194163 582489 1747467 5242401