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5005245220 = 225250262261
BaseRepresentation
bin1001010100101010…
…11111101100100100
3110220211020210122121
410222111133230210
540222320321340
62144355435324
7235014611443
oct45225375444
913824223577
105005245220
11213936a8a8
12b782b5b44
13619c77181
14356a68d5a
151e464094a
hex12a55fb24

5005245220 has 12 divisors (see below), whose sum is σ = 10511015004. Its totient is φ = 2002098080.

The previous prime is 5005245199. The next prime is 5005245239. The reversal of 5005245220 is 225425005.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1316383524 + 3688861696 = 36282^2 + 60736^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125131111 + ... + 125131150.

It is an arithmetic number, because the mean of its divisors is an integer number (875917917).

Almost surely, 25005245220 is an apocalyptic number.

It is an amenable number.

5005245220 is an abundant number, since it is smaller than the sum of its proper divisors (5505769784).

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

5005245220 is a wasteful number, since it uses less digits than its factorization.

5005245220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250262270 (or 250262268 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 5005245220 is about 70747.7577029831. The cubic root of 5005245220 is about 1710.5736843767.

The spelling of 5005245220 in words is "five billion, five million, two hundred forty-five thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 250262261 500524522 1001049044 1251311305 2502622610 5005245220