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68358366 = 2323797687
BaseRepresentation
bin1000001001100…
…01000011011110
311202121222001100
410010301003132
5114444431431
610441053530
71460015346
oct404610336
9152558040
1068358366
113564a71a
121aa872a6
131121554b
149115d26
1560044e6
hex41310de

68358366 has 12 divisors (see below), whose sum is σ = 148109832. Its totient is φ = 22786116.

The previous prime is 68358359. The next prime is 68358373. The reversal of 68358366 is 66385386.

68358366 is a `hidden beast` number, since 6 + 8 + 3 + 583 + 66 = 666.

It is an interprime number because it is at equal distance from previous prime (68358359) and next prime (68358373).

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1898826 + ... + 1898861.

It is an arithmetic number, because the mean of its divisors is an integer number (12342486).

Almost surely, 268358366 is an apocalyptic number.

68358366 is an abundant number, since it is smaller than the sum of its proper divisors (79751466).

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

68358366 is a wasteful number, since it uses less digits than its factorization.

68358366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3797695 (or 3797692 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 68358366 is about 8267.9118282672. The cubic root of 68358366 is about 408.8812770267.

It can be divided in two parts, 683 and 58366, that added together give a 10-th power (59049 = 310).

The spelling of 68358366 in words is "sixty-eight million, three hundred fifty-eight thousand, three hundred sixty-six".

Divisors: 1 2 3 6 9 18 3797687 7595374 11393061 22786122 34179183 68358366