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3005223 = 313251307
BaseRepresentation
bin1011011101101100100111
312122200101120
423131230213
51232131343
6144225023
734354404
oct13355447
95580346
103005223
111772961
12100b173
13812b50
145832ab
153e5683
hex2ddb27

3005223 has 16 divisors (see below), whose sum is σ = 4346496. Its totient is φ = 1836000.

The previous prime is 3005221. The next prime is 3005237. The reversal of 3005223 is 3225003.

It is not a de Polignac number, because 3005223 - 21 = 3005221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3005221) 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, 9636 + ... + 9942.

It is an arithmetic number, because the mean of its divisors is an integer number (271656).

Almost surely, 23005223 is an apocalyptic number.

3005223 is a deficient number, since it is larger than the sum of its proper divisors (1341273).

3005223 is a wasteful number, since it uses less digits than its factorization.

3005223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 3005223 is about 1733.5579021192. The cubic root of 3005223 is about 144.3086070547.

It can be divided in two parts, 30052 and 23, that multiplied together give a palindrome (691196).

The spelling of 3005223 in words is "three million, five thousand, two hundred twenty-three".

Divisors: 1 3 13 39 251 307 753 921 3263 3991 9789 11973 77057 231171 1001741 3005223