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68055386 = 27172691063
BaseRepresentation
bin1000000111001…
…11000101011010
311202001120102212
410003213011122
5114410233021
610430355122
71454314130
oct403470532
9152046385
1068055386
1135463023
121a95baa2
131113a679
149077750
155e9485b
hex40e715a

68055386 has 32 divisors (see below), whose sum is σ = 124104960. Its totient is φ = 27323136.

The previous prime is 68055371. The next prime is 68055391. The reversal of 68055386 is 68355086.

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, 63491 + ... + 64553.

It is an arithmetic number, because the mean of its divisors is an integer number (3878280).

Almost surely, 268055386 is an apocalyptic number.

68055386 is a deficient number, since it is larger than the sum of its proper divisors (56049574).

68055386 is a wasteful number, since it uses less digits than its factorization.

68055386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 68055386 is about 8249.5688372181. The cubic root of 68055386 is about 408.2762970546.

The spelling of 68055386 in words is "sixty-eight million, fifty-five thousand, three hundred eighty-six".

Divisors: 1 2 7 14 17 34 119 238 269 538 1063 1883 2126 3766 4573 7441 9146 14882 18071 32011 36142 64022 126497 252994 285947 571894 2001629 4003258 4861099 9722198 34027693 68055386