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10663241 = 16696389
BaseRepresentation
bin101000101011…
…010101001001
3202001202012212
4220223111021
510212210431
61020314505
7156431111
oct50532511
922052185
1010663241
1160234a6
1236a2a35
132294714
1415b8041
15e0972b
hexa2b549

10663241 has 4 divisors (see below), whose sum is σ = 10671300. Its totient is φ = 10655184.

The previous prime is 10663231. The next prime is 10663243. The reversal of 10663241 is 14236601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14236601 = 37384773.

It can be written as a sum of positive squares in 2 ways, for example, as 1901641 + 8761600 = 1379^2 + 2960^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10663241 is a prime.

It is a super-2 number, since 2×106632412 = 227409417248162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10663243) 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 3 ways as a sum of consecutive naturals, for example, 1526 + ... + 4863.

It is an arithmetic number, because the mean of its divisors is an integer number (2667825).

Almost surely, 210663241 is an apocalyptic number.

It is an amenable number.

10663241 is a deficient number, since it is larger than the sum of its proper divisors (8059).

10663241 is an equidigital number, since it uses as much as digits as its factorization.

10663241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8058.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 10663241 is about 3265.4618356367. The cubic root of 10663241 is about 220.1049155238.

Adding to 10663241 its reverse (14236601), we get a palindrome (24899842).

The spelling of 10663241 in words is "ten million, six hundred sixty-three thousand, two hundred forty-one".

Divisors: 1 1669 6389 10663241