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68200814 = 2115952543
BaseRepresentation
bin1000001000010…
…10100101101110
311202022221221002
410010022211232
5114424411224
610433440302
71455461123
oct404124556
9152287832
1068200814
1135552310
121aa10092
131118b916
1490b474a
155ec29ae
hex410a96e

68200814 has 16 divisors (see below), whose sum is σ = 113495040. Its totient is φ = 30474360.

The previous prime is 68200799. The next prime is 68200817. The reversal of 68200814 is 41800286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68200817) 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, 24974 + ... + 27569.

It is an arithmetic number, because the mean of its divisors is an integer number (7093440).

Almost surely, 268200814 is an apocalyptic number.

68200814 is a deficient number, since it is larger than the sum of its proper divisors (45294226).

68200814 is a wasteful number, since it uses less digits than its factorization.

68200814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52615.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 68200814 is about 8258.3784122550. The cubic root of 68200814 is about 408.5669062488.

The spelling of 68200814 in words is "sixty-eight million, two hundred thousand, eight hundred fourteen".

Divisors: 1 2 11 22 59 118 649 1298 52543 105086 577973 1155946 3100037 6200074 34100407 68200814