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16383388412 = 2229620322769
BaseRepresentation
bin11110100001000011…
…01010101011111100
31120021210020100211102
433100201222223330
5232023121412122
611305412512232
71116665334536
oct172041525374
946253210742
1016383388412
116a47aa5226
12321291b678
13171132c791
14b15c50856
1565d4c7492
hex3d086aafc

16383388412 has 24 divisors (see below), whose sum is σ = 29665666800. Its totient is φ = 7907599616.

The previous prime is 16383388409. The next prime is 16383388421. The reversal of 16383388412 is 21488338361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708164 + ... + 730932.

It is an arithmetic number, because the mean of its divisors is an integer number (1236069450).

Almost surely, 216383388412 is an apocalyptic number.

It is an amenable number.

16383388412 is a deficient number, since it is larger than the sum of its proper divisors (13282278388).

16383388412 is a wasteful number, since it uses less digits than its factorization.

16383388412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29005 (or 29003 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The spelling of 16383388412 in words is "sixteen billion, three hundred eighty-three million, three hundred eighty-eight thousand, four hundred twelve".

Divisors: 1 2 4 29 58 116 6203 12406 22769 24812 45538 91076 179887 359774 660301 719548 1320602 2641204 141236107 282472214 564944428 4095847103 8191694206 16383388412