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13794045 = 355317351
BaseRepresentation
bin110100100111…
…101011111101
3221221210212120
4310213223331
512012402140
61211353153
7225150606
oct64475375
927853776
1013794045
117871741
1247527b9
132b1c775
141b90dad
1513271d0
hexd27afd

13794045 has 16 divisors (see below), whose sum is σ = 22488192. Its totient is φ = 7217600.

The previous prime is 13794041. The next prime is 13794047. The reversal of 13794045 is 54049731.

Added to its reverse (54049731) it gives a triangular number (67843776 = T11648).

It is not a de Polignac number, because 13794045 - 22 = 13794041 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 13793997 and 13794015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13794041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7881 + ... + 9470.

It is an arithmetic number, because the mean of its divisors is an integer number (1405512).

Almost surely, 213794045 is an apocalyptic number.

13794045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13794045 is a deficient number, since it is larger than the sum of its proper divisors (8694147).

13794045 is a wasteful number, since it uses less digits than its factorization.

13794045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17412.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 13794045 is about 3714.0335216581. The cubic root of 13794045 is about 239.8265239443.

Adding to 13794045 its reverse (54049731), we get a triangular number (67843776 = T11648).

The spelling of 13794045 in words is "thirteen million, seven hundred ninety-four thousand, forty-five".

Divisors: 1 3 5 15 53 159 265 795 17351 52053 86755 260265 919603 2758809 4598015 13794045