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2065223 = 10918947
BaseRepresentation
bin111111000001101000111
310212220221202
413320031013
51012041343
6112133115
723361026
oct7701507
93786852
102065223
1111906a6
1283719b
13574034
143ba8bd
152abdb8
hex1f8347

2065223 has 4 divisors (see below), whose sum is σ = 2084280. Its totient is φ = 2046168.

The previous prime is 2065213. The next prime is 2065241. The reversal of 2065223 is 3225602.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2065223 - 210 = 2064199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2065195 and 2065204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9365 + ... + 9582.

It is an arithmetic number, because the mean of its divisors is an integer number (521070).

22065223 is an apocalyptic number.

2065223 is a deficient number, since it is larger than the sum of its proper divisors (19057).

2065223 is a wasteful number, since it uses less digits than its factorization.

2065223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19056.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2065223 is about 1437.0883758489. The cubic root of 2065223 is about 127.3470779702.

The spelling of 2065223 in words is "two million, sixty-five thousand, two hundred twenty-three".

Divisors: 1 109 18947 2065223