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20441232310 = 2517120242543
BaseRepresentation
bin10011000010011001…
…000111001110110110
31221202120210012012011
4103002121013032312
5313330423413220
613220210314434
71322360415322
oct230231071666
957676705164
1020441232310
11873a5a7424
123b65888a1a
131c09c24945
14dbcb40982
157e987665a
hex4c26473b6

20441232310 has 16 divisors (see below), whose sum is σ = 38958584256. Its totient is φ = 7695522688.

The previous prime is 20441232239. The next prime is 20441232311. The reversal of 20441232310 is 1323214402.

It is a super-2 number, since 2×204412323102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20441232311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60121102 + ... + 60121441.

It is an arithmetic number, because the mean of its divisors is an integer number (2434911516).

Almost surely, 220441232310 is an apocalyptic number.

20441232310 is a deficient number, since it is larger than the sum of its proper divisors (18517351946).

20441232310 is a wasteful number, since it uses less digits than its factorization.

20441232310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120242567.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20441232310 its reverse (1323214402), we get a palindrome (21764446712).

The spelling of 20441232310 in words is "twenty billion, four hundred forty-one million, two hundred thirty-two thousand, three hundred ten".

Divisors: 1 2 5 10 17 34 85 170 120242543 240485086 601212715 1202425430 2044123231 4088246462 10220616155 20441232310