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1068193 = 7152599
BaseRepresentation
bin100000100110010100001
32000021021201
410010302201
5233140233
634521201
712036160
oct4046241
92007251
101068193
1166a605
12436201
132b5289
141db3d7
1516177d
hex104ca1

1068193 has 4 divisors (see below), whose sum is σ = 1220800. Its totient is φ = 915588.

The previous prime is 1068191. The next prime is 1068203. The reversal of 1068193 is 3918601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3918601 = 15125951.

It is a cyclic number.

It is not a de Polignac number, because 1068193 - 21 = 1068191 is a prime.

It is a super-2 number, since 2×10681932 = 2282072570498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76293 + ... + 76306.

It is an arithmetic number, because the mean of its divisors is an integer number (305200).

21068193 is an apocalyptic number.

It is an amenable number.

1068193 is a deficient number, since it is larger than the sum of its proper divisors (152607).

1068193 is an equidigital number, since it uses as much as digits as its factorization.

1068193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152606.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1068193 is about 1033.5342277835. The cubic root of 1068193 is about 102.2233029099.

The spelling of 1068193 in words is "one million, sixty-eight thousand, one hundred ninety-three".

Divisors: 1 7 152599 1068193