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13810041 = 33789821
BaseRepresentation
bin110100101011…
…100101111001
3221222121211000
4310223211321
512013410131
61211555213
7225245340
oct64534571
927877730
1013810041
117882763
12475bb09
132b26b2b
141b96b57
15132bce6
hexd2b979

13810041 has 32 divisors (see below), whose sum is σ = 23673600. Its totient is φ = 7793280.

The previous prime is 13810037. The next prime is 13810079. The reversal of 13810041 is 14001831.

It is not a de Polignac number, because 13810041 - 22 = 13810037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13809996 and 13810023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13810031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16411 + ... + 17231.

It is an arithmetic number, because the mean of its divisors is an integer number (739800).

Almost surely, 213810041 is an apocalyptic number.

It is an amenable number.

13810041 is a deficient number, since it is larger than the sum of its proper divisors (9863559).

13810041 is an equidigital number, since it uses as much as digits as its factorization.

13810041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926 (or 920 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 13810041 is about 3716.1863516245. The cubic root of 13810041 is about 239.9191915447.

Adding to 13810041 its reverse (14001831), we get a palindrome (27811872).

The spelling of 13810041 in words is "thirteen million, eight hundred ten thousand, forty-one".

Divisors: 1 3 7 9 21 27 63 89 189 267 623 801 821 1869 2403 2463 5607 5747 7389 16821 17241 22167 51723 73069 155169 219207 511483 657621 1534449 1972863 4603347 13810041