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68054312 = 2367126967
BaseRepresentation
bin1000000111001…
…10110100101000
311202001111222002
410003212310220
5114410214222
610430350132
71454311034
oct403466450
9152044862
1068054312
1135462237
121a95b348
131113a031
1490771c4
155e94392
hex40e6d28

68054312 has 16 divisors (see below), whose sum is σ = 129507360. Its totient is φ = 33519024.

The previous prime is 68054291. The next prime is 68054351. The reversal of 68054312 is 21345086.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62948 + ... + 64019.

It is an arithmetic number, because the mean of its divisors is an integer number (8094210).

Almost surely, 268054312 is an apocalyptic number.

It is an amenable number.

68054312 is a deficient number, since it is larger than the sum of its proper divisors (61453048).

68054312 is a wasteful number, since it uses less digits than its factorization.

68054312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127040 (or 127036 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 68054312 is about 8249.5037426502. The cubic root of 68054312 is about 408.2741493379.

Adding to 68054312 its reverse (21345086), we get a palindrome (89399398).

The spelling of 68054312 in words is "sixty-eight million, fifty-four thousand, three hundred twelve".

Divisors: 1 2 4 8 67 134 268 536 126967 253934 507868 1015736 8506789 17013578 34027156 68054312