Search a number
-
+
13067275 = 5213311297
BaseRepresentation
bin110001110110…
…010000001011
3220120212221011
4301312100023
511321123100
61144024351
7216033004
oct61662013
926525834
1013067275
117415701
1244620b7
132926a20
141a421ab
151231bba
hexc7640b

13067275 has 24 divisors (see below), whose sum is σ = 18026624. Its totient is φ = 9331200.

The previous prime is 13067273. The next prime is 13067281. The reversal of 13067275 is 57276031.

It is not a de Polignac number, because 13067275 - 21 = 13067273 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (13067273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9427 + ... + 10723.

Almost surely, 213067275 is an apocalyptic number.

13067275 is a deficient number, since it is larger than the sum of its proper divisors (4959349).

13067275 is a wasteful number, since it uses less digits than its factorization.

13067275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351 (or 1346 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 13067275 is about 3614.8686006548. The cubic root of 13067275 is about 235.5383763413.

The spelling of 13067275 in words is "thirteen million, sixty-seven thousand, two hundred seventy-five".

Divisors: 1 5 13 25 31 65 155 325 403 775 1297 2015 6485 10075 16861 32425 40207 84305 201035 421525 522691 1005175 2613455 13067275