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10668243 = 323914879
BaseRepresentation
bin101000101100…
…100011010011
3202002000002010
4220230203103
510212340433
61020354003
7156451515
oct50544323
922060063
1010668243
116027233
1236a5903
132296a91
1415b9bb5
15e0ae63
hexa2c8d3

10668243 has 8 divisors (see below), whose sum is σ = 14284800. Its totient is φ = 7081928.

The previous prime is 10668223. The next prime is 10668263. The reversal of 10668243 is 34286601.

It is an interprime number because it is at equal distance from previous prime (10668223) and next prime (10668263).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10668243 - 213 = 10660051 is a prime.

It is a super-2 number, since 2×106682432 = 227622817414098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10668243.

It is not an unprimeable number, because it can be changed into a prime (10668223) 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 7 ways as a sum of consecutive naturals, for example, 6723 + ... + 8156.

It is an arithmetic number, because the mean of its divisors is an integer number (1785600).

Almost surely, 210668243 is an apocalyptic number.

10668243 is a deficient number, since it is larger than the sum of its proper divisors (3616557).

10668243 is a wasteful number, since it uses less digits than its factorization.

10668243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15121.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 10668243 is about 3266.2276405664. The cubic root of 10668243 is about 220.1393263463.

The spelling of 10668243 in words is "ten million, six hundred sixty-eight thousand, two hundred forty-three".

Divisors: 1 3 239 717 14879 44637 3556081 10668243