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68241877 = 1156910903
BaseRepresentation
bin1000001000101…
…00100111010101
311202102001020221
410010110213111
5114432220002
610434354341
71456021624
oct404244725
9152361227
1068241877
1135580150
121aa2b9b1
13111a4512
1490c56bb
155ecec37
hex41149d5

68241877 has 8 divisors (see below), whose sum is σ = 74583360. Its totient is φ = 61923360.

The previous prime is 68241871. The next prime is 68241889. The reversal of 68241877 is 77814286.

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

It is a cyclic number.

It is not a de Polignac number, because 68241877 - 215 = 68209109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68241871) 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 7 ways as a sum of consecutive naturals, for example, 808 + ... + 11710.

It is an arithmetic number, because the mean of its divisors is an integer number (9322920).

Almost surely, 268241877 is an apocalyptic number.

It is an amenable number.

68241877 is a deficient number, since it is larger than the sum of its proper divisors (6341483).

68241877 is a wasteful number, since it uses less digits than its factorization.

68241877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11483.

The product of its digits is 150528, while the sum is 43.

The square root of 68241877 is about 8260.8641799754. The cubic root of 68241877 is about 408.6488877576.

The spelling of 68241877 in words is "sixty-eight million, two hundred forty-one thousand, eight hundred seventy-seven".

Divisors: 1 11 569 6259 10903 119933 6203807 68241877