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572664764 = 227223127033
BaseRepresentation
bin100010001000100…
…010101110111100
31110220120101101002
4202020202232330
52133100233024
6132454105432
720122366400
oct4210425674
91426511332
10572664764
11274288571
1213b94b278
13918477b9
14560ad100
153541d6ae
hex22222bbc

572664764 has 36 divisors (see below), whose sum is σ = 1216477584. Its totient is φ = 234755136.

The previous prime is 572664739. The next prime is 572664823. The reversal of 572664764 is 467466275.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59009 + ... + 68024.

It is an arithmetic number, because the mean of its divisors is an integer number (33791044).

Almost surely, 2572664764 is an apocalyptic number.

It is an amenable number.

572664764 is an abundant number, since it is smaller than the sum of its proper divisors (643812820).

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

572664764 is a wasteful number, since it uses less digits than its factorization.

572664764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127074 (or 127065 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 47.

The square root of 572664764 is about 23930.4150402788. The cubic root of 572664764 is about 830.4245005196.

The spelling of 572664764 in words is "five hundred seventy-two million, six hundred sixty-four thousand, seven hundred sixty-four".

Divisors: 1 2 4 7 14 23 28 46 49 92 98 161 196 322 644 1127 2254 4508 127033 254066 508132 889231 1778462 2921759 3556924 5843518 6224617 11687036 12449234 20452313 24898468 40904626 81809252 143166191 286332382 572664764