Search a number
-
+
13423450213 = 312521171763
BaseRepresentation
bin11001000000001100…
…11001100001100101
31021122111120220221201
430200012121201211
5204442400401323
610055555042501
7653434305235
oct144006314145
937574526851
1013423450213
115769207908
1227275a0431
13135c033c64
14914ab5cc5
155386e88ad
hex320199865

13423450213 has 8 divisors (see below), whose sum is σ = 13862041856. Its totient is φ = 12985207200.

The previous prime is 13423450211. The next prime is 13423450217. The reversal of 13423450213 is 31205432431.

It is a happy number.

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 13423450213 - 21 = 13423450211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423450211) 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, 7731 + ... + 164032.

It is an arithmetic number, because the mean of its divisors is an integer number (1732755232).

Almost surely, 213423450213 is an apocalyptic number.

It is an amenable number.

13423450213 is a deficient number, since it is larger than the sum of its proper divisors (438591643).

13423450213 is a wasteful number, since it uses less digits than its factorization.

13423450213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174315.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 13423450213 its reverse (31205432431), we get a palindrome (44628882644).

The spelling of 13423450213 in words is "thirteen billion, four hundred twenty-three million, four hundred fifty thousand, two hundred thirteen".

Divisors: 1 31 2521 78151 171763 5324653 433014523 13423450213