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68095460 = 22553227283
BaseRepresentation
bin1000000111100…
…00110111100100
311202010121102002
410003300313210
5114413023320
610431304432
71454542016
oct403606744
9152117362
1068095460
1135490144
121a97b118
1311152994
1490881b6
155ea1675
hex40f0de4

68095460 has 48 divisors (see below), whose sum is σ = 146857536. Its totient is φ = 26512512.

The previous prime is 68095457. The next prime is 68095471. The reversal of 68095460 is 6459086.

It is a super-2 number, since 2×680954602 = 9273983345223200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240479 + ... + 240761.

It is an arithmetic number, because the mean of its divisors is an integer number (3059532).

Almost surely, 268095460 is an apocalyptic number.

It is an amenable number.

68095460 is an abundant number, since it is smaller than the sum of its proper divisors (78762076).

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

68095460 is a wasteful number, since it uses less digits than its factorization.

68095460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572 (or 570 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 68095460 is about 8251.9973339792. The cubic root of 68095460 is about 408.3564183348.

The spelling of 68095460 in words is "sixty-eight million, ninety-five thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 53 106 212 227 265 283 454 530 566 908 1060 1132 1135 1415 2270 2830 4540 5660 12031 14999 24062 29998 48124 59996 60155 64241 74995 120310 128482 149990 240620 256964 299980 321205 642410 1284820 3404773 6809546 13619092 17023865 34047730 68095460