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2068783 = 10120483
BaseRepresentation
bin111111001000100101111
310220002211121
413321010233
51012200113
6112201411
723404303
oct7710457
93802747
102068783
111193342
12839267
13575842
143bbd03
152ace8d
hex1f912f

2068783 has 4 divisors (see below), whose sum is σ = 2089368. Its totient is φ = 2048200.

The previous prime is 2068769. The next prime is 2068811. The reversal of 2068783 is 3878602.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2068783 - 25 = 2068751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2068753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10141 + ... + 10342.

It is an arithmetic number, because the mean of its divisors is an integer number (522342).

22068783 is an apocalyptic number.

2068783 is a deficient number, since it is larger than the sum of its proper divisors (20585).

2068783 is a wasteful number, since it uses less digits than its factorization.

2068783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20584.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 2068783 is about 1438.3264580755. The cubic root of 2068783 is about 127.4202089510.

The spelling of 2068783 in words is "two million, sixty-eight thousand, seven hundred eighty-three".

Divisors: 1 101 20483 2068783