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5244040 = 235131101
BaseRepresentation
bin10100000000010010001000
3100212102110201
4110000102020
52320302130
6304221544
762400514
oct24002210
910772421
105244040
112a61a1a
12190a8b4
131117ba9
149a7144
156d8bca
hex500488

5244040 has 16 divisors (see below), whose sum is σ = 11799180. Its totient is φ = 2097600.

The previous prime is 5244037. The next prime is 5244049. The reversal of 5244040 is 404425.

It can be written as a sum of positive squares in 2 ways, for example, as 5189284 + 54756 = 2278^2 + 234^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5243999 and 5244017.

It is not an unprimeable number, because it can be changed into a prime (5244049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65511 + ... + 65590.

Almost surely, 25244040 is an apocalyptic number.

It is an amenable number.

5244040 is an abundant number, since it is smaller than the sum of its proper divisors (6555140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5244040 is a wasteful number, since it uses less digits than its factorization.

5244040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131112 (or 131108 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 5244040 is about 2289.9868995258. The cubic root of 5244040 is about 173.7355387098.

Adding to 5244040 its reverse (404425), we get a palindrome (5648465).

The spelling of 5244040 in words is "five million, two hundred forty-four thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 131101 262202 524404 655505 1048808 1311010 2622020 5244040