Search a number
-
+
13067437 = 83313503
BaseRepresentation
bin110001110110…
…010010101101
3220120220011011
4301312102231
511321124222
61144025221
7216033325
oct61662255
926526134
1013067437
117415839
124462211
132926b16
141a42285
151231c77
hexc764ad

13067437 has 8 divisors (see below), whose sum is σ = 13293504. Its totient is φ = 12843168.

The previous prime is 13067423. The next prime is 13067447. The reversal of 13067437 is 73476031.

13067437 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13067437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13067399 and 13067408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13067447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25728 + ... + 26230.

It is an arithmetic number, because the mean of its divisors is an integer number (1661688).

Almost surely, 213067437 is an apocalyptic number.

It is an amenable number.

13067437 is a deficient number, since it is larger than the sum of its proper divisors (226067).

13067437 is an equidigital number, since it uses as much as digits as its factorization.

13067437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 13067437 is about 3614.8910080388. The cubic root of 13067437 is about 235.5393496904.

The spelling of 13067437 in words is "thirteen million, sixty-seven thousand, four hundred thirty-seven".

Divisors: 1 83 313 503 25979 41749 157439 13067437