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68244934 = 2241141587
BaseRepresentation
bin1000001000101…
…01010111000110
311202102012110011
410010111113012
5114432314214
610434420434
71456033552
oct404252706
9152365404
1068244934
113558247a
121aa3171a
13111a5a24
1490c6862
155ed0ac4
hex41155c6

68244934 has 8 divisors (see below), whose sum is σ = 102792888. Its totient is φ = 33980640.

The previous prime is 68244931. The next prime is 68244947. The reversal of 68244934 is 43944286.

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 (68244931) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 70312 + ... + 71275.

It is an arithmetic number, because the mean of its divisors is an integer number (12849111).

Almost surely, 268244934 is an apocalyptic number.

68244934 is a deficient number, since it is larger than the sum of its proper divisors (34547954).

68244934 is a wasteful number, since it uses less digits than its factorization.

68244934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141830.

The product of its digits is 165888, while the sum is 40.

The square root of 68244934 is about 8261.0492069712. The cubic root of 68244934 is about 408.6549896853.

The spelling of 68244934 in words is "sixty-eight million, two hundred forty-four thousand, nine hundred thirty-four".

Divisors: 1 2 241 482 141587 283174 34122467 68244934