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68054814 = 2323780823
BaseRepresentation
bin1000000111001…
…10111100011110
311202001112122200
410003212330132
5114410223224
610430352330
71454312352
oct403467436
9152045580
1068054814
1135462653
121a95b6a6
131113a329
149077462
155e945c9
hex40e6f1e

68054814 has 12 divisors (see below), whose sum is σ = 147452136. Its totient is φ = 22684932.

The previous prime is 68054807. The next prime is 68054821. The reversal of 68054814 is 41845086.

It is an interprime number because it is at equal distance from previous prime (68054807) and next prime (68054821).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1890394 + ... + 1890429.

It is an arithmetic number, because the mean of its divisors is an integer number (12287678).

Almost surely, 268054814 is an apocalyptic number.

68054814 is an abundant number, since it is smaller than the sum of its proper divisors (79397322).

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

68054814 is a wasteful number, since it uses less digits than its factorization.

68054814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3780831 (or 3780828 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 68054814 is about 8249.5341686667. The cubic root of 68054814 is about 408.2751532083.

The spelling of 68054814 in words is "sixty-eight million, fifty-four thousand, eight hundred fourteen".

Divisors: 1 2 3 6 9 18 3780823 7561646 11342469 22684938 34027407 68054814