Search a number
-
+
13004402213 = 111182218383
BaseRepresentation
bin11000001110001111…
…10110111000100101
31020120022002002011102
430013013312320211
5203113111332323
65550225245445
7640155411035
oct140707667045
936508062142
1013004402213
115573711950
12262b193885
1312c328366a
148b51938c5
15511a21328
hex3071f6e25

13004402213 has 4 divisors (see below), whose sum is σ = 14186620608. Its totient is φ = 11822183820.

The previous prime is 13004402197. The next prime is 13004402221. The reversal of 13004402213 is 31220440031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13004402213 - 24 = 13004402197 is a prime.

It is a super-2 number, since 2×130044022132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13004402233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591109181 + ... + 591109202.

It is an arithmetic number, because the mean of its divisors is an integer number (3546655152).

Almost surely, 213004402213 is an apocalyptic number.

It is an amenable number.

13004402213 is a deficient number, since it is larger than the sum of its proper divisors (1182218395).

13004402213 is a wasteful number, since it uses less digits than its factorization.

13004402213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182218394.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13004402213 its reverse (31220440031), we get a palindrome (44224842244).

The spelling of 13004402213 in words is "thirteen billion, four million, four hundred two thousand, two hundred thirteen".

Divisors: 1 11 1182218383 13004402213