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564226930 = 2556422693
BaseRepresentation
bin100001101000010…
…110101101110010
31110022200200211201
4201220112231302
52123420230210
6131553201414
716660564321
oct4150265562
91408620751
10564226930
1126a545053
12138b6026a
138cb81cb7
1454d140b8
153480353a
hex21a16b72

564226930 has 8 divisors (see below), whose sum is σ = 1015608492. Its totient is φ = 225690768.

The previous prime is 564226919. The next prime is 564226931. The reversal of 564226930 is 39622465.

It can be written as a sum of positive squares in 2 ways, for example, as 482197681 + 82029249 = 21959^2 + 9057^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 564226930.

It is not an unprimeable number, because it can be changed into a prime (564226931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28211337 + ... + 28211356.

Almost surely, 2564226930 is an apocalyptic number.

564226930 is a deficient number, since it is larger than the sum of its proper divisors (451381562).

564226930 is a wasteful number, since it uses less digits than its factorization.

564226930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56422700.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 564226930 is about 23753.4614319682. The cubic root of 564226930 is about 826.3257191455.

The spelling of 564226930 in words is "five hundred sixty-four million, two hundred twenty-six thousand, nine hundred thirty".

Divisors: 1 2 5 10 56422693 112845386 282113465 564226930