Search a number
-
+
13420052207 = 103557233917
BaseRepresentation
bin11000111111110010…
…11011111011101111
31021122021012021202122
430133321123323233
5204441013132312
610055354143155
7653363363432
oct143771337357
937567167678
1013420052207
1157672a6941
122726421abb
13135b4143c3
1491446d819
15538276b72
hex31fe5beef

13420052207 has 8 divisors (see below), whose sum is σ = 13574729376. Its totient is φ = 13265844192.

The previous prime is 13420052197. The next prime is 13420052221. The reversal of 13420052207 is 70225002431.

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 13420052207 - 214 = 13420035823 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 (13420052287) 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, 59588 + ... + 174329.

It is an arithmetic number, because the mean of its divisors is an integer number (1696841172).

Almost surely, 213420052207 is an apocalyptic number.

13420052207 is a deficient number, since it is larger than the sum of its proper divisors (154677169).

13420052207 is a wasteful number, since it uses less digits than its factorization.

13420052207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234577.

The product of its (nonzero) digits is 3360, while the sum is 26.

Adding to 13420052207 its reverse (70225002431), we get a palindrome (83645054638).

The spelling of 13420052207 in words is "thirteen billion, four hundred twenty million, fifty-two thousand, two hundred seven".

Divisors: 1 103 557 57371 233917 24093451 130291769 13420052207