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68202876 = 22371018039
BaseRepresentation
bin1000001000010…
…11000101111100
311202100001202110
410010023011330
5114424443001
610433454020
71455500130
oct404130574
9152301673
1068202876
1135553915
121aa11310
131118c841
1490b53c0
155ec33d6
hex410b17c

68202876 has 48 divisors (see below), whose sum is σ = 183697920. Its totient is φ = 19291200.

The previous prime is 68202863. The next prime is 68202887. The reversal of 68202876 is 67820286.

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 15 ways as a sum of consecutive naturals, for example, 4465 + ... + 12503.

It is an arithmetic number, because the mean of its divisors is an integer number (3827040).

Almost surely, 268202876 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68202876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91848960).

68202876 is an abundant number, since it is smaller than the sum of its proper divisors (115495044).

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

68202876 is a wasteful number, since it uses less digits than its factorization.

68202876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8154 (or 8152 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 68202876 is about 8258.5032542223. The cubic root of 68202876 is about 408.5710237777.

The spelling of 68202876 in words is "sixty-eight million, two hundred two thousand, eight hundred seventy-six".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 101 202 303 404 606 707 1212 1414 2121 2828 4242 8039 8484 16078 24117 32156 48234 56273 96468 112546 168819 225092 337638 675276 811939 1623878 2435817 3247756 4871634 5683573 9743268 11367146 17050719 22734292 34101438 68202876