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3113210131213 = 72138707561307
BaseRepresentation
bin101101010011011001110…
…010001011001100001101
3102000121201222002210222211
4231103121302023030031
5402001323243144323
610342104453310421
7440631151331500
oct55233162131415
912017658083884
103113210131213
11aa0339a59996
1242343b935411
13197761104b20
14aa974581137
1555ead58b70d
hex2d4d9c8b30d

3113210131213 has 24 divisors (see below), whose sum is σ = 3900520311072. Its totient is φ = 2462911938144.

The previous prime is 3113210131183. The next prime is 3113210131217. The reversal of 3113210131213 is 3121310123113.

3113210131213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3113210131213 - 221 = 3113208034061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113210131217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5265706 + ... + 5827012.

It is an arithmetic number, because the mean of its divisors is an integer number (162521679628).

Almost surely, 23113210131213 is an apocalyptic number.

It is an amenable number.

3113210131213 is a deficient number, since it is larger than the sum of its proper divisors (787310179859).

3113210131213 is a wasteful number, since it uses less digits than its factorization.

3113210131213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570041 (or 570034 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 3113210131213 its reverse (3121310123113), we get a palindrome (6234520254326).

It can be divided in two parts, 3113210 and 131213, that added together give a palindrome (3244423).

The spelling of 3113210131213 in words is "three trillion, one hundred thirteen billion, two hundred ten million, one hundred thirty-one thousand, two hundred thirteen".

Divisors: 1 7 13 49 91 637 8707 60949 113191 426643 561307 792337 3929149 5546359 7296991 27504043 51078937 357552559 4887300049 34211100343 63534900637 239477702401 444744304459 3113210131213