Search a number
-
+
68524295 = 572389719
BaseRepresentation
bin1000001010110…
…01100100000111
311202221101122212
410011121210013
5120020234140
610444414035
71461306200
oct405314407
9152841585
1068524295
1135753354
121ab4731b
1311272c28
14915a5a7
156038765
hex4159907

68524295 has 24 divisors (see below), whose sum is σ = 96033600. Its totient is φ = 46802112.

The previous prime is 68524277. The next prime is 68524307. The reversal of 68524295 is 59242586.

It is not a de Polignac number, because 68524295 - 28 = 68524039 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 94946 + ... + 95664.

It is an arithmetic number, because the mean of its divisors is an integer number (4001400).

Almost surely, 268524295 is an apocalyptic number.

68524295 is a deficient number, since it is larger than the sum of its proper divisors (27509305).

68524295 is a wasteful number, since it uses less digits than its factorization.

68524295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127 (or 1120 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 68524295 is about 8277.9402631331. The cubic root of 68524295 is about 409.2118410078.

The spelling of 68524295 in words is "sixty-eight million, five hundred twenty-four thousand, two hundred ninety-five".

Divisors: 1 5 7 35 49 245 389 719 1945 2723 3595 5033 13615 19061 25165 35231 95305 176155 279691 1398455 1957837 9789185 13704859 68524295