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5600020 = 225280001
BaseRepresentation
bin10101010111001100010100
3101112111210011
4111113030110
52413200040
6320010004
765412406
oct25271424
911474704
105600020
113185418
121a60904
131210c2a
14a5ab76
157593ea
hex557314

5600020 has 12 divisors (see below), whose sum is σ = 11760084. Its totient is φ = 2240000.

The previous prime is 5599999. The next prime is 5600027. The reversal of 5600020 is 200065.

It can be written as a sum of positive squares in 2 ways, for example, as 1527696 + 4072324 = 1236^2 + 2018^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5600027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139981 + ... + 140020.

It is an arithmetic number, because the mean of its divisors is an integer number (980007).

Almost surely, 25600020 is an apocalyptic number.

It is an amenable number.

5600020 is an abundant number, since it is smaller than the sum of its proper divisors (6160064).

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

5600020 is a wasteful number, since it uses less digits than its factorization.

5600020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280010 (or 280008 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 5600020 is about 2366.4361390073. The cubic root of 5600020 is about 177.5810117540.

Adding to 5600020 its reverse (200065), we get a palindrome (5800085).

The spelling of 5600020 in words is "five million, six hundred thousand, twenty".

Divisors: 1 2 4 5 10 20 280001 560002 1120004 1400005 2800010 5600020