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22505062668 = 22311864719717
BaseRepresentation
bin10100111101011010…
…000000000100001100
32011002102020122012120
4110331122000010030
5332042244001133
614201053332540
71424460606414
oct247532000414
964072218176
1022505062668
1195a9580750
124440a97150
13217868a53a
141136c93644
158bab46ab3
hex53d68010c

22505062668 has 48 divisors (see below), whose sum is σ = 57295144704. Its totient is φ = 6818581440.

The previous prime is 22505062637. The next prime is 22505062673. The reversal of 22505062668 is 86626050522.

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 15 ways as a sum of consecutive naturals, for example, 1131546 + ... + 1151262.

It is an arithmetic number, because the mean of its divisors is an integer number (1193648848).

Almost surely, 222505062668 is an apocalyptic number.

It is an amenable number.

22505062668 is an abundant number, since it is smaller than the sum of its proper divisors (34790082036).

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

22505062668 is a wasteful number, since it uses less digits than its factorization.

22505062668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28382 (or 28380 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 22505062668 in words is "twenty-two billion, five hundred five million, sixty-two thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 8647 17294 19717 25941 34588 39434 51882 59151 78868 95117 103764 118302 190234 216887 236604 285351 380468 433774 570702 650661 867548 1141404 1301322 2602644 170492899 340985798 511478697 681971596 1022957394 1875421889 2045914788 3750843778 5626265667 7501687556 11252531334 22505062668