Search a number
-
+
13248067 = 73161051
BaseRepresentation
bin110010100010…
…011001000011
3220221001221011
4302202121003
511342414232
61151541351
7220415050
oct62423103
926831834
1013248067
117529518
12452a857
13298b0c1
141a8c027
15126a547
hexca2643

13248067 has 8 divisors (see below), whose sum is σ = 15629312. Its totient is φ = 10989000.

The previous prime is 13248061. The next prime is 13248071. The reversal of 13248067 is 76084231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13248067 - 27 = 13247939 is a prime.

It is a super-2 number, since 2×132480672 = 351022558472978, which contains 22 as substring.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13248061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30309 + ... + 30742.

It is an arithmetic number, because the mean of its divisors is an integer number (1953664).

Almost surely, 213248067 is an apocalyptic number.

13248067 is a deficient number, since it is larger than the sum of its proper divisors (2381245).

13248067 is an equidigital number, since it uses as much as digits as its factorization.

13248067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61089.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 13248067 is about 3639.7894169855. The cubic root of 13248067 is about 236.6196668775.

The spelling of 13248067 in words is "thirteen million, two hundred forty-eight thousand, sixty-seven".

Divisors: 1 7 31 217 61051 427357 1892581 13248067