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60768316628 = 22109139376873
BaseRepresentation
bin111000100110000100…
…101110110011010100
312210212001022100000122
4320212010232303110
51443423142113003
643525551531112
74250616111605
oct704604566324
9183761270018
1060768316628
1123854148788
12b93b229a98
135965998b06
142d26931dac
1518a9e1c238
hexe2612ecd4

60768316628 has 12 divisors (see below), whose sum is σ = 107320192980. Its totient is φ = 30105404352.

The previous prime is 60768316613. The next prime is 60768316639. The reversal of 60768316628 is 82661386706.

It can be written as a sum of positive squares in 2 ways, for example, as 29026618384 + 31741698244 = 170372^2 + 178162^2 .

It is a super-2 number, since 2×607683166282 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 60768316628.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69688001 + ... + 69688872.

It is an arithmetic number, because the mean of its divisors is an integer number (8943349415).

Almost surely, 260768316628 is an apocalyptic number.

It is an amenable number.

60768316628 is a deficient number, since it is larger than the sum of its proper divisors (46551876352).

60768316628 is a wasteful number, since it uses less digits than its factorization.

60768316628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139376986 (or 139376984 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 60768316628 in words is "sixty billion, seven hundred sixty-eight million, three hundred sixteen thousand, six hundred twenty-eight".

Divisors: 1 2 4 109 218 436 139376873 278753746 557507492 15192079157 30384158314 60768316628