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16289265552680 = 2351819192448203
BaseRepresentation
bin1110110100001010001111…
…1000110000110100101000
32010200020102220221102000202
43231002203320300310220
54113340403440141210
654351104004451332
73300601120444301
oct355024370606450
963606386842022
1016289265552680
1152102698205aa
1219b0b760a9b48
139120c0419033
144045945577a8
151d3ac3ea29a5
hexed0a3e30d28

16289265552680 has 64 divisors (see below), whose sum is σ = 36893454998400. Its totient is φ = 6472654375680.

The previous prime is 16289265552653. The next prime is 16289265552697. The reversal of 16289265552680 is 8625556298261.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5429459 + ... + 7877661.

It is an arithmetic number, because the mean of its divisors is an integer number (576460234350).

Almost surely, 216289265552680 is an apocalyptic number.

16289265552680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16289265552680 is an abundant number, since it is smaller than the sum of its proper divisors (20604189445720).

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

16289265552680 is a wasteful number, since it uses less digits than its factorization.

16289265552680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449314 (or 2449310 counting only the distinct ones).

The product of its (nonzero) digits is 124416000, while the sum is 65.

The spelling of 16289265552680 in words is "sixteen trillion, two hundred eighty-nine billion, two hundred sixty-five million, five hundred fifty-two thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 181 362 724 905 919 1448 1810 1838 3620 3676 4595 7240 7352 9190 18380 36760 166339 332678 665356 831695 1330712 1663390 2448203 3326780 4896406 6653560 9792812 12241015 19585624 24482030 48964060 97928120 443124743 886249486 1772498972 2215623715 2249898557 3544997944 4431247430 4499797114 8862494860 8999594228 11249492785 17724989720 17999188456 22498985570 44997971140 89995942280 407231638817 814463277634 1628926555268 2036158194085 3257853110536 4072316388170 8144632776340 16289265552680