Search a number
-
+
10668646 = 25334323
BaseRepresentation
bin101000101100…
…101001100110
3202002000122001
4220230221212
510212344041
61020355514
7156452632
oct50545146
922060561
1010668646
11602756a
1236a5b9a
132297011
1415b9dc2
15e0b131
hexa2ca66

10668646 has 4 divisors (see below), whose sum is σ = 16002972. Its totient is φ = 5334322.

The previous prime is 10668643. The next prime is 10668653. The reversal of 10668646 is 64686601.

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

It is a super-2 number, since 2×106686462 = 227640014946632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10668641) 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 as a sum of consecutive naturals, namely, 2667160 + ... + 2667163.

It is an arithmetic number, because the mean of its divisors is an integer number (4000743).

Almost surely, 210668646 is an apocalyptic number.

10668646 is a deficient number, since it is larger than the sum of its proper divisors (5334326).

10668646 is an equidigital number, since it uses as much as digits as its factorization.

10668646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334325.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 10668646 is about 3266.2893319484. The cubic root of 10668646 is about 220.1420982814.

The spelling of 10668646 in words is "ten million, six hundred sixty-eight thousand, six hundred forty-six".

Divisors: 1 2 5334323 10668646