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58079288660 = 22528110334393
BaseRepresentation
bin110110000101110010…
…111001110101010100
312112220122102120010012
4312011302321311110
51422421244214120
642403052415352
74124154544121
oct660562716524
9175818376105
1058079288660
11226a4276218
12b30a777558
1356278544c3
142b4d757748
15179dd031c5
hexd85cb9d54

58079288660 has 24 divisors (see below), whose sum is σ = 122400562536. Its totient is φ = 23149038080.

The previous prime is 58079288587. The next prime is 58079288681. The reversal of 58079288660 is 6688297085.

It can be written as a sum of positive squares in 4 ways, for example, as 1647385744 + 56431902916 = 40588^2 + 237554^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 58079288660.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5161577 + ... + 5172816.

It is an arithmetic number, because the mean of its divisors is an integer number (5100023439).

Almost surely, 258079288660 is an apocalyptic number.

It is an amenable number.

58079288660 is an abundant number, since it is smaller than the sum of its proper divisors (64321273876).

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

58079288660 is a wasteful number, since it uses less digits than its factorization.

58079288660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10334683 (or 10334681 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 58079288660 in words is "fifty-eight billion, seventy-nine million, two hundred eighty-eight thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 281 562 1124 1405 2810 5620 10334393 20668786 41337572 51671965 103343930 206687860 2903964433 5807928866 11615857732 14519822165 29039644330 58079288660