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68083711 is a prime number
BaseRepresentation
bin1000000111011…
…01111111111111
311202010000021221
410003231333333
5114412134321
610431134211
71454462533
oct403557777
9152100257
1068083711
1135482333
121a974367
131114a527
149083bc3
155e9ce41
hex40edfff

68083711 has 2 divisors, whose sum is σ = 68083712. Its totient is φ = 68083710.

The previous prime is 68083681. The next prime is 68083723. The reversal of 68083711 is 11738086.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68083711 - 27 = 68083583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68083751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34041855 + 34041856.

It is an arithmetic number, because the mean of its divisors is an integer number (34041856).

Almost surely, 268083711 is an apocalyptic number.

68083711 is a deficient number, since it is larger than the sum of its proper divisors (1).

68083711 is an equidigital number, since it uses as much as digits as its factorization.

68083711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 68083711 is about 8251.2854150126. The cubic root of 68083711 is about 408.3329314263.

The spelling of 68083711 in words is "sixty-eight million, eighty-three thousand, seven hundred eleven".