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13850395 = 513237443
BaseRepresentation
bin110100110101…
…011100011011
3222001200011121
4310311130123
512021203040
61212510111
7225504106
oct64653433
928050147
1013850395
117900009
12477b337
132b3c300
141ba773d
151338c4a
hexd3571b

13850395 has 24 divisors (see below), whose sum is σ = 18525456. Its totient is φ = 9929088.

The previous prime is 13850387. The next prime is 13850407. The reversal of 13850395 is 59305831.

13850395 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13850395 - 23 = 13850387 is a prime.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 13850395.

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, 31044 + ... + 31486.

It is an arithmetic number, because the mean of its divisors is an integer number (771894).

Almost surely, 213850395 is an apocalyptic number.

13850395 is a deficient number, since it is larger than the sum of its proper divisors (4675061).

13850395 is a wasteful number, since it uses less digits than its factorization.

13850395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 13850395 is about 3721.6118819673. The cubic root of 13850395 is about 240.1526517280.

The spelling of 13850395 in words is "thirteen million, eight hundred fifty thousand, three hundred ninety-five".

Divisors: 1 5 13 37 65 169 185 443 481 845 2215 2405 5759 6253 16391 28795 31265 74867 81955 213083 374335 1065415 2770079 13850395