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68207350 = 2521638369
BaseRepresentation
bin1000001000011…
…00001011110110
311202100021220011
410010030023312
5114430113400
610433530434
71455516151
oct404141366
9152307804
1068207350
1135557212
121aa13a1a
13111918a3
1490b6c98
155ec48ba
hex410c2f6

68207350 has 24 divisors (see below), whose sum is σ = 127659240. Its totient is φ = 27112320.

The previous prime is 68207339. The next prime is 68207353. The reversal of 68207350 is 5370286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68207353) 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 11 ways as a sum of consecutive naturals, for example, 3966 + ... + 12334.

It is an arithmetic number, because the mean of its divisors is an integer number (5319135).

Almost surely, 268207350 is an apocalyptic number.

68207350 is a deficient number, since it is larger than the sum of its proper divisors (59451890).

68207350 is a wasteful number, since it uses less digits than its factorization.

68207350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8544 (or 8539 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 68207350 is about 8258.7741221080. The cubic root of 68207350 is about 408.5799574517.

The spelling of 68207350 in words is "sixty-eight million, two hundred seven thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 163 326 815 1630 4075 8150 8369 16738 41845 83690 209225 418450 1364147 2728294 6820735 13641470 34103675 68207350