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68285202 = 23193716189
BaseRepresentation
bin1000001000111…
…11001100010010
311202111020200120
410010133030102
5114440111302
610435331110
71456262136
oct404371422
9152436616
1068285202
11355aa757
121aa50a96
13111bb15b
1490d73c6
155edc9bc
hex411f312

68285202 has 32 divisors (see below), whose sum is σ = 147652800. Its totient is φ = 20979648.

The previous prime is 68285201. The next prime is 68285237. The reversal of 68285202 is 20258286.

It is not an unprimeable number, because it can be changed into a prime (68285201) 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 15 ways as a sum of consecutive naturals, for example, 3877 + ... + 12312.

It is an arithmetic number, because the mean of its divisors is an integer number (4614150).

Almost surely, 268285202 is an apocalyptic number.

68285202 is an abundant number, since it is smaller than the sum of its proper divisors (79367598).

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

68285202 is a wasteful number, since it uses less digits than its factorization.

68285202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16250.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 68285202 is about 8263.4860682402. The cubic root of 68285202 is about 408.7353496605.

The spelling of 68285202 in words is "sixty-eight million, two hundred eighty-five thousand, two hundred two".

Divisors: 1 2 3 6 19 37 38 57 74 111 114 222 703 1406 2109 4218 16189 32378 48567 97134 307591 598993 615182 922773 1197986 1796979 1845546 3593958 11380867 22761734 34142601 68285202