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68356366 = 2132629091
BaseRepresentation
bin1000001001100…
…00100100001110
311202121212022021
410010300210032
5114444400431
610441040354
71460006461
oct404604416
9152555267
1068356366
1135649171
121aa860ba
1311214670
1491152d8
156003b11
hex413090e

68356366 has 8 divisors (see below), whose sum is σ = 110421864. Its totient is φ = 31549080.

The previous prime is 68356349. The next prime is 68356367. The reversal of 68356366 is 66365386.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68356367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1314520 + ... + 1314571.

It is an arithmetic number, because the mean of its divisors is an integer number (13802733).

Almost surely, 268356366 is an apocalyptic number.

68356366 is a deficient number, since it is larger than the sum of its proper divisors (42065498).

68356366 is a wasteful number, since it uses less digits than its factorization.

68356366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2629106.

The product of its digits is 466560, while the sum is 43.

The square root of 68356366 is about 8267.7908778585. The cubic root of 68356366 is about 408.8772893630.

The spelling of 68356366 in words is "sixty-eight million, three hundred fifty-six thousand, three hundred sixty-six".

Divisors: 1 2 13 26 2629091 5258182 34178183 68356366