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22444024244 = 2210354475787
BaseRepresentation
bin10100111001110001…
…001010000110110100
32010221011101120020012
4110321301022012310
5331431132233434
614151033155352
71423120026005
oct247161120664
963834346205
1022444024244
119578080674
12442455bb58
132168b38a25
14112cb251ac
158b55db3ce
hex539c4a1b4

22444024244 has 12 divisors (see below), whose sum is σ = 39658373664. Its totient is φ = 11113060344.

The previous prime is 22444024237. The next prime is 22444024247. The reversal of 22444024244 is 44242044422.

It is a self number, because there is not a number n which added to its sum of digits gives 22444024244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22444024247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27237482 + ... + 27238305.

It is an arithmetic number, because the mean of its divisors is an integer number (3304864472).

Almost surely, 222444024244 is an apocalyptic number.

It is an amenable number.

22444024244 is a deficient number, since it is larger than the sum of its proper divisors (17214349420).

22444024244 is a wasteful number, since it uses less digits than its factorization.

22444024244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54475894 (or 54475892 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22444024244 its reverse (44242044422), we get a palindrome (66686068666).

The spelling of 22444024244 in words is "twenty-two billion, four hundred forty-four million, twenty-four thousand, two hundred forty-four".

Divisors: 1 2 4 103 206 412 54475787 108951574 217903148 5611006061 11222012122 22444024244