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5668780 = 2251321803
BaseRepresentation
bin10101100111111110101100
3101200000002211
4111213332230
52422400110
6321300204
766120025
oct25477654
911600084
105668780
113222047
121a94664
131236310
14a77c4c
1576e98a
hex567fac

5668780 has 24 divisors (see below), whose sum is σ = 12820752. Its totient is φ = 2092992.

The previous prime is 5668771. The next prime is 5668801. The reversal of 5668780 is 878665.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10642 + ... + 11161.

It is an arithmetic number, because the mean of its divisors is an integer number (534198).

Almost surely, 25668780 is an apocalyptic number.

It is an amenable number.

5668780 is an abundant number, since it is smaller than the sum of its proper divisors (7151972).

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

5668780 is a wasteful number, since it uses less digits than its factorization.

5668780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21825 (or 21823 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 5668780 is about 2380.9199902559. The cubic root of 5668780 is about 178.3048682743.

The spelling of 5668780 in words is "five million, six hundred sixty-eight thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 21803 43606 87212 109015 218030 283439 436060 566878 1133756 1417195 2834390 5668780