Base | Representation |
---|---|
bin | 1100000010001010000111… |
… | …0000000110100100111111 |
3 | 1201211220001222120120120221 |
4 | 3000202201300012210333 |
5 | 3213240011012411221 |
6 | 44050200233522211 |
7 | 2533631535652246 |
oct | 300424160064477 |
9 | 51756058516527 |
10 | 13231213013311 |
11 | 4241364899867 |
12 | 159836a573367 |
13 | 74c90c76c127 |
14 | 33a5736ab95d |
15 | 17e292e91541 |
hex | c08a1c0693f |
13231213013311 has 16 divisors (see below), whose sum is σ = 13333404022848. Its totient is φ = 13129258521600.
The previous prime is 13231213013303. The next prime is 13231213013327. The reversal of 13231213013311 is 11331031213231.
It is a cyclic number.
It is not a de Polignac number, because 13231213013311 - 23 = 13231213013303 is a prime.
It is a super-2 number, since 2×132312130133112 (a number of 27 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 (13231213613311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487449606 + ... + 487476748.
It is an arithmetic number, because the mean of its divisors is an integer number (833337751428).
Almost surely, 213231213013311 is an apocalyptic number.
13231213013311 is a deficient number, since it is larger than the sum of its proper divisors (102191009537).
13231213013311 is a wasteful number, since it uses less digits than its factorization.
13231213013311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31362.
The product of its (nonzero) digits is 972, while the sum is 25.
Adding to 13231213013311 its reverse (11331031213231), we get a palindrome (24562244226542).
The spelling of 13231213013311 in words is "thirteen trillion, two hundred thirty-one billion, two hundred thirteen million, thirteen thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •