Search a number
-
+
13362223 = 74574177
BaseRepresentation
bin110010111110…
…010000101111
3221010212112011
4302332100233
511410042343
61154222051
7221401630
oct62762057
927125464
1013362223
1175a7266
124584927
1329cb054
141abb887
15128e29d
hexcbe42f

13362223 has 8 divisors (see below), whose sum is σ = 15308192. Its totient is φ = 11425536.

The previous prime is 13362211. The next prime is 13362227. The reversal of 13362223 is 32226331.

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 13362223 - 25 = 13362191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13362194 and 13362203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13362227) 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, 1111 + ... + 5287.

It is an arithmetic number, because the mean of its divisors is an integer number (1913524).

Almost surely, 213362223 is an apocalyptic number.

13362223 is a deficient number, since it is larger than the sum of its proper divisors (1945969).

13362223 is an equidigital number, since it uses as much as digits as its factorization.

13362223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4641.

The product of its digits is 1296, while the sum is 22.

The square root of 13362223 is about 3655.4374567212. The cubic root of 13362223 is about 237.2973591917.

Adding to 13362223 its reverse (32226331), we get a palindrome (45588554).

The spelling of 13362223 in words is "thirteen million, three hundred sixty-two thousand, two hundred twenty-three".

Divisors: 1 7 457 3199 4177 29239 1908889 13362223