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10319444 = 222819181
BaseRepresentation
bin100111010111…
…011001010100
3201102021121122
4213113121110
510120210234
61005103112
7153466562
oct47273124
921367548
1010319444
115909173
123557a98
1321a40a5
141528a32
15d8c92e
hex9d7654

10319444 has 12 divisors (see below), whose sum is σ = 18125268. Its totient is φ = 5140800.

The previous prime is 10319443. The next prime is 10319501. The reversal of 10319444 is 44491301.

It can be written as a sum of positive squares in 2 ways, for example, as 6822544 + 3496900 = 2612^2 + 1870^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10319443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3467 + ... + 5714.

It is an arithmetic number, because the mean of its divisors is an integer number (1510439).

Almost surely, 210319444 is an apocalyptic number.

It is an amenable number.

10319444 is a deficient number, since it is larger than the sum of its proper divisors (7805824).

10319444 is a wasteful number, since it uses less digits than its factorization.

10319444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9466 (or 9464 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 10319444 is about 3212.3891420561. The cubic root of 10319444 is about 217.7135367076.

The spelling of 10319444 in words is "ten million, three hundred nineteen thousand, four hundred forty-four".

Divisors: 1 2 4 281 562 1124 9181 18362 36724 2579861 5159722 10319444