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13668802406 = 272933667001
BaseRepresentation
bin11001011101011100…
…10101111101100110
31022021121021002212222
430232232111331212
5210443203134111
610140201512342
7662503621610
oct145656257546
938247232788
1013668802406
115884756616
1227957a26b2
13139ab09c7c
14939501db0
155500107db
hex32eb95f66

13668802406 has 16 divisors (see below), whose sum is σ = 24240241440. Its totient is φ = 5656056000.

The previous prime is 13668802397. The next prime is 13668802423. The reversal of 13668802406 is 60420886631.

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, 16833095 + ... + 16833906.

It is an arithmetic number, because the mean of its divisors is an integer number (1515015090).

Almost surely, 213668802406 is an apocalyptic number.

13668802406 is a deficient number, since it is larger than the sum of its proper divisors (10571439034).

13668802406 is a wasteful number, since it uses less digits than its factorization.

13668802406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33667039.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 13668802406 in words is "thirteen billion, six hundred sixty-eight million, eight hundred two thousand, four hundred six".

Divisors: 1 2 7 14 29 58 203 406 33667001 67334002 235669007 471338014 976343029 1952686058 6834401203 13668802406