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68006414 = 272693943
BaseRepresentation
bin1000000110110…
…11001000001110
311201222002021002
410003123020032
5114402201124
610425340302
71454021300
oct403331016
9151862232
1068006414
113542a253
121a937692
13111212a8
149063970
155e850ae
hex40db20e

68006414 has 12 divisors (see below), whose sum is σ = 118664424. Its totient is φ = 29145564.

The previous prime is 68006387. The next prime is 68006417. The reversal of 68006414 is 41460086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68006417) 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 5 ways as a sum of consecutive naturals, for example, 346874 + ... + 347069.

It is an arithmetic number, because the mean of its divisors is an integer number (9888702).

Almost surely, 268006414 is an apocalyptic number.

68006414 is a deficient number, since it is larger than the sum of its proper divisors (50658010).

68006414 is a wasteful number, since it uses less digits than its factorization.

68006414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693959 (or 693952 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 68006414 is about 8246.6001479398. The cubic root of 68006414 is about 408.1783429921.

The spelling of 68006414 in words is "sixty-eight million, six thousand, four hundred fourteen".

Divisors: 1 2 7 14 49 98 693943 1387886 4857601 9715202 34003207 68006414