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22224323120 = 2452511106789
BaseRepresentation
bin10100101100101011…
…000100001000110000
32010100211222120221112
4110230223010020300
5331003411314440
614113144212452
71414511425646
oct245453041060
963324876845
1022224323120
11947506199a
124382a6a128
13213247436c
14110b895196
158a118e965
hex52cac4230

22224323120 has 40 divisors (see below), whose sum is σ = 51877460880. Its totient is φ = 8854304000.

The previous prime is 22224323071. The next prime is 22224323153. The reversal of 22224323120 is 2132342222.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 533315 + ... + 573474.

It is an arithmetic number, because the mean of its divisors is an integer number (1296936522).

Almost surely, 222224323120 is an apocalyptic number.

22224323120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22224323120 is an abundant number, since it is smaller than the sum of its proper divisors (29653137760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22224323120 is a wasteful number, since it uses less digits than its factorization.

22224323120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107053 (or 1107047 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 22224323120 its reverse (2132342222), we get a palindrome (24356665342).

The spelling of 22224323120 in words is "twenty-two billion, two hundred twenty-four million, three hundred twenty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 251 502 1004 1255 2008 2510 4016 5020 10040 20080 1106789 2213578 4427156 5533945 8854312 11067890 17708624 22135780 44271560 88543120 277804039 555608078 1111216156 1389020195 2222432312 2778040390 4444864624 5556080780 11112161560 22224323120