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3031444 = 221397601
BaseRepresentation
bin1011100100000110010100
312201000100201
423210012110
51234001234
6144550244
734524013
oct13440624
95630321
103031444
111790629
121022384
13821a70
1458ca7a
153ed314
hex2e4194

3031444 has 24 divisors (see below), whose sum is σ = 5781608. Its totient is φ = 1382400.

The previous prime is 3031421. The next prime is 3031463. The reversal of 3031444 is 4441303.

3031444 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 374544 + 2656900 = 612^2 + 1630^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4744 + ... + 5344.

Almost surely, 23031444 is an apocalyptic number.

It is an amenable number.

3031444 is a deficient number, since it is larger than the sum of its proper divisors (2750164).

3031444 is a wasteful number, since it uses less digits than its factorization.

3031444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715 (or 713 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 3031444 is about 1741.1042473097. The cubic root of 3031444 is about 144.7270966812.

Adding to 3031444 its reverse (4441303), we get a palindrome (7472747).

The spelling of 3031444 in words is "three million, thirty-one thousand, four hundred forty-four".

Divisors: 1 2 4 13 26 52 97 194 388 601 1202 1261 2404 2522 5044 7813 15626 31252 58297 116594 233188 757861 1515722 3031444