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68200799 is a prime number
BaseRepresentation
bin1000001000010…
…10100101011111
311202022221220112
410010022211133
5114424411144
610433440235
71455461102
oct404124537
9152287815
1068200799
11355522a7
121aa1007b
131118b904
1490b4739
155ec299e
hex410a95f

68200799 has 2 divisors, whose sum is σ = 68200800. Its totient is φ = 68200798.

The previous prime is 68200793. The next prime is 68200817. The reversal of 68200799 is 99700286.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68200799 - 220 = 67152223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68200793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34100399 + 34100400.

It is an arithmetic number, because the mean of its divisors is an integer number (34100400).

Almost surely, 268200799 is an apocalyptic number.

68200799 is a deficient number, since it is larger than the sum of its proper divisors (1).

68200799 is an equidigital number, since it uses as much as digits as its factorization.

68200799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 68200799 is about 8258.3775040864. The cubic root of 68200799 is about 408.5668762955.

The spelling of 68200799 in words is "sixty-eight million, two hundred thousand, seven hundred ninety-nine".