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22068075468 = 2233836197757
BaseRepresentation
bin10100100011010111…
…000001101111001100
32002221221222101110110
4110203113001233030
5330143411403333
614045443240020
71410603355305
oct244327015714
962857871413
1022068075468
1193a49427aa
12433a679010
132108c9882a
1410d4c217ac
158925c9063
hex5235c1bcc

22068075468 has 48 divisors (see below), whose sum is σ = 51716689920. Its totient is φ = 7324021824.

The previous prime is 22068075457. The next prime is 22068075511. The reversal of 22068075468 is 86457086022.

It is a super-2 number, since 2×220680754682 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2841046 + ... + 2848802.

It is an arithmetic number, because the mean of its divisors is an integer number (1077431040).

Almost surely, 222068075468 is an apocalyptic number.

It is an amenable number.

22068075468 is an abundant number, since it is smaller than the sum of its proper divisors (29648614452).

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

22068075468 is a wasteful number, since it uses less digits than its factorization.

22068075468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8766 (or 8764 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 22068075468 in words is "twenty-two billion, sixty-eight million, seventy-five thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 383 619 766 1149 1238 1532 1857 2298 2476 3714 4596 7428 7757 15514 23271 31028 46542 93084 237077 474154 711231 948308 1422462 2844924 2970931 4801583 5941862 8912793 9603166 11883724 14404749 17825586 19206332 28809498 35651172 57618996 1839006289 3678012578 5517018867 7356025156 11034037734 22068075468