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6780068 = 224339419
BaseRepresentation
bin11001110111010010100100
3110202110111122
4121313102210
53213430233
6401153112
7111425651
oct31672244
913673448
106780068
113910a69
12232b798
131535099
14c86c28
158ddd98
hex6774a4

6780068 has 12 divisors (see below), whose sum is σ = 12141360. Its totient is φ = 3311112.

The previous prime is 6780049. The next prime is 6780073. The reversal of 6780068 is 8600876.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19538 + ... + 19881.

It is an arithmetic number, because the mean of its divisors is an integer number (1011780).

Almost surely, 26780068 is an apocalyptic number.

It is an amenable number.

6780068 is a deficient number, since it is larger than the sum of its proper divisors (5361292).

6780068 is a wasteful number, since it uses less digits than its factorization.

6780068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39466 (or 39464 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 6780068 is about 2603.8563708469. The cubic root of 6780068 is about 189.2683589234.

The spelling of 6780068 in words is "six million, seven hundred eighty thousand, sixty-eight".

Divisors: 1 2 4 43 86 172 39419 78838 157676 1695017 3390034 6780068