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13938106 = 2713243137
BaseRepresentation
bin110101001010…
…110110111010
3222020010111011
4311022312322
512032004411
61214424134
7226320610
oct65126672
928203434
1013938106
11795a9a6
12480204a
132b70200
141bcb6b0
151354c21
hexd4adba

13938106 has 48 divisors (see below), whose sum is σ = 26668224. Its totient is φ = 5346432.

The previous prime is 13938083. The next prime is 13938121. The reversal of 13938106 is 60183931.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101670 + ... + 101806.

It is an arithmetic number, because the mean of its divisors is an integer number (555588).

Almost surely, 213938106 is an apocalyptic number.

13938106 is a deficient number, since it is larger than the sum of its proper divisors (12730118).

13938106 is a wasteful number, since it uses less digits than its factorization.

13938106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 13938106 is about 3733.3772914079. The cubic root of 13938106 is about 240.6585270875.

The spelling of 13938106 in words is "thirteen million, nine hundred thirty-eight thousand, one hundred six".

Divisors: 1 2 7 13 14 26 43 86 91 137 169 182 274 301 338 559 602 959 1118 1183 1781 1918 2366 3562 3913 5891 7267 7826 11782 12467 14534 23153 24934 41237 46306 50869 76583 82474 101738 153166 162071 324142 536081 995579 1072162 1991158 6969053 13938106