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532412660 = 225132047741
BaseRepresentation
bin11111101110111…
…111100011110100
31101002211100212102
4133232333203310
52042244201120
6124455241232
716123301333
oct3756774364
91332740772
10532412660
1125359556a
1212a379218
13863c32a0
14509d1d1a
1531b1bd75
hex1fbbf8f4

532412660 has 24 divisors (see below), whose sum is σ = 1204072296. Its totient is φ = 196583040.

The previous prime is 532412659. The next prime is 532412701. The reversal of 532412660 is 66214235.

It can be written as a sum of positive squares in 4 ways, for example, as 27331984 + 505080676 = 5228^2 + 22474^2 .

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, 1023611 + ... + 1024130.

It is an arithmetic number, because the mean of its divisors is an integer number (50169679).

Almost surely, 2532412660 is an apocalyptic number.

It is an amenable number.

532412660 is an abundant number, since it is smaller than the sum of its proper divisors (671659636).

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

532412660 is a wasteful number, since it uses less digits than its factorization.

532412660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047763 (or 2047761 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 532412660 is about 23074.0689953029. The cubic root of 532412660 is about 810.4933538702.

Adding to 532412660 its reverse (66214235), we get a palindrome (598626895).

The spelling of 532412660 in words is "five hundred thirty-two million, four hundred twelve thousand, six hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 2047741 4095482 8190964 10238705 20477410 26620633 40954820 53241266 106482532 133103165 266206330 532412660