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2663095 = 5532619
BaseRepresentation
bin1010001010001010110111
312000022002011
422022022313
51140204340
6133025051
731431061
oct12121267
95008064
102663095
111559906
12a85187
137231c6
144d4731
153790ea
hex28a2b7

2663095 has 4 divisors (see below), whose sum is σ = 3195720. Its totient is φ = 2130472.

The previous prime is 2663081. The next prime is 2663107. The reversal of 2663095 is 5903662.

2663095 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5903662 = 22951831.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2663095 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 266305 + ... + 266314.

It is an arithmetic number, because the mean of its divisors is an integer number (798930).

22663095 is an apocalyptic number.

2663095 is a deficient number, since it is larger than the sum of its proper divisors (532625).

2663095 is an equidigital number, since it uses as much as digits as its factorization.

2663095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532624.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 2663095 is about 1631.8992003185. The cubic root of 2663095 is about 138.6103158249.

The spelling of 2663095 in words is "two million, six hundred sixty-three thousand, ninety-five".

Divisors: 1 5 532619 2663095