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568328980 = 225113251473
BaseRepresentation
bin100001111000000…
…000001100010100
31110121102002210111
4201320000030110
52130443011410
6132221132404
720040500542
oct4170001424
91417362714
10568328980
11271896a7a
1213a3ba104
139098a14b
14556a0d92
1534d63b8a
hex21e00314

568328980 has 24 divisors (see below), whose sum is σ = 1204057512. Its totient is φ = 225318912.

The previous prime is 568328953. The next prime is 568329001. The reversal of 568328980 is 89823865.

It can be written as a sum of positive squares in 4 ways, for example, as 21049744 + 547279236 = 4588^2 + 23394^2 .

It is a congruent number.

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, 123477 + ... + 127996.

It is an arithmetic number, because the mean of its divisors is an integer number (50169063).

Almost surely, 2568328980 is an apocalyptic number.

It is an amenable number.

568328980 is an abundant number, since it is smaller than the sum of its proper divisors (635728532).

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

568328980 is a wasteful number, since it uses less digits than its factorization.

568328980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251595 (or 251593 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The square root of 568328980 is about 23839.6514236261. The cubic root of 568328980 is about 828.3234070803.

The spelling of 568328980 in words is "five hundred sixty-eight million, three hundred twenty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 2260 251473 502946 1005892 1257365 2514730 5029460 28416449 56832898 113665796 142082245 284164490 568328980