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568520050 = 25272232049
BaseRepresentation
bin100001111000101…
…110110101110010
31110121202210220011
4201320232311302
52131020120200
6132225205134
720042224600
oct4170566562
91417683804
10568520050
11271a0758a
1213a4907aa
1390a260c7
1455710870
1534da05ba
hex21e2ed72

568520050 has 36 divisors (see below), whose sum is σ = 1230097050. Its totient is φ = 194920320.

The previous prime is 568520027. The next prime is 568520053. The reversal of 568520050 is 50025865.

It can be written as a sum of positive squares in 3 ways, for example, as 463928521 + 104591529 = 21539^2 + 10227^2 .

It is a junction number, because it is equal to n+sod(n) for n = 568519994 and 568520021.

It is not an unprimeable number, because it can be changed into a prime (568520053) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 113575 + ... + 118474.

Almost surely, 2568520050 is an apocalyptic number.

568520050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

568520050 is an abundant number, since it is smaller than the sum of its proper divisors (661577000).

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

568520050 is a wasteful number, since it uses less digits than its factorization.

568520050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232075 (or 232063 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 568520050 is about 23843.6584860629. The cubic root of 568520050 is about 828.4162230525.

The spelling of 568520050 in words is "five hundred sixty-eight million, five hundred twenty thousand, fifty".

Divisors: 1 2 5 7 10 14 25 35 49 50 70 98 175 245 350 490 1225 2450 232049 464098 1160245 1624343 2320490 3248686 5801225 8121715 11370401 11602450 16243430 22740802 40608575 56852005 81217150 113704010 284260025 568520050