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2220242344 = 23839330787
BaseRepresentation
bin1000010001010110…
…0011010110101000
312201201202222220221
42010111203112220
514021340223334
61004151255424
7106006514515
oct20425432650
95651688827
102220242344
11a3a2a5a31
1251b67a574
13294c9b188
14170c2a30c
15cedb98b4
hex845635a8

2220242344 has 16 divisors (see below), whose sum is σ = 4167928800. Its totient is φ = 1108794672.

The previous prime is 2220242333. The next prime is 2220242357. The reversal of 2220242344 is 4432420222.

It is a super-2 number, since 2×22202423442 = 9858952132181228672, which contains 22 as substring.

It is an unprimeable number.

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, 158682 + ... + 172105.

It is an arithmetic number, because the mean of its divisors is an integer number (260495550).

Almost surely, 22220242344 is an apocalyptic number.

It is an amenable number.

2220242344 is a deficient number, since it is larger than the sum of its proper divisors (1947686456).

2220242344 is a wasteful number, since it uses less digits than its factorization.

2220242344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331632 (or 331628 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 2220242344 is about 47119.4476198523. The cubic root of 2220242344 is about 1304.5682171786.

Adding to 2220242344 its reverse (4432420222), we get a palindrome (6652662566).

It can be divided in two parts, 22202 and 42344, that added together give a palindrome (64546).

The spelling of 2220242344 in words is "two billion, two hundred twenty million, two hundred forty-two thousand, three hundred forty-four".

Divisors: 1 2 4 8 839 1678 3356 6712 330787 661574 1323148 2646296 277530293 555060586 1110121172 2220242344