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68371068 = 22321112699
BaseRepresentation
bin1000001001101…
…00001001111100
311202122121110210
410010310021330
5120000333233
610441232420
71460100363
oct404641174
9152577423
1068371068
1135659217
121aa92710
131121b26c
14911a7da
156008163
hex413427c

68371068 has 24 divisors (see below), whose sum is σ = 159667200. Its totient is φ = 22771120.

The previous prime is 68371033. The next prime is 68371073. The reversal of 68371068 is 86017386.

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 7 ways as a sum of consecutive naturals, for example, 23983 + ... + 26681.

It is an arithmetic number, because the mean of its divisors is an integer number (6652800).

Almost surely, 268371068 is an apocalyptic number.

It is an amenable number.

68371068 is an abundant number, since it is smaller than the sum of its proper divisors (91296132).

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

68371068 is a wasteful number, since it uses less digits than its factorization.

68371068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4817 (or 4815 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 68371068 is about 8268.6799430139. The cubic root of 68371068 is about 408.9066008636.

The spelling of 68371068 in words is "sixty-eight million, three hundred seventy-one thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 2111 2699 4222 5398 6333 8097 8444 10796 12666 16194 25332 32388 5697589 11395178 17092767 22790356 34185534 68371068