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4205223 = 331114159
BaseRepresentation
bin10000000010101010100111
321220122111000
4100002222213
52034031343
6230044343
750513061
oct20025247
97818430
104205223
1124124a0
1214a96b3
13b430c9
147b6731
15580ed3
hex402aa7

4205223 has 16 divisors (see below), whose sum is σ = 6796800. Its totient is φ = 2548440.

The previous prime is 4205219. The next prime is 4205233. The reversal of 4205223 is 3225024.

It is not a de Polignac number, because 4205223 - 22 = 4205219 is a prime.

4205223 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4205196 and 4205205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4205233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6783 + ... + 7376.

It is an arithmetic number, because the mean of its divisors is an integer number (424800).

Almost surely, 24205223 is an apocalyptic number.

4205223 is a deficient number, since it is larger than the sum of its proper divisors (2591577).

4205223 is a wasteful number, since it uses less digits than its factorization.

4205223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14179 (or 14173 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 4205223 is about 2050.6640387933. The cubic root of 4205223 is about 161.4097173569.

The spelling of 4205223 in words is "four million, two hundred five thousand, two hundred twenty-three".

Divisors: 1 3 9 11 27 33 99 297 14159 42477 127431 155749 382293 467247 1401741 4205223