Base | Representation |
---|---|
bin | 1011110101010110111010… |
… | …1001011101101110100101 |
3 | 1201001212110201121001201011 |
4 | 2331111232221131232211 |
5 | 3201134131422144023 |
6 | 43401151522302221 |
7 | 2512015306524553 |
oct | 275255651355645 |
9 | 51055421531634 |
10 | 13011312303013 |
11 | 4167080655452 |
12 | 156181a1b7971 |
13 | 734c664ca73b |
14 | 32da7258cbd3 |
15 | 1786c286550d |
hex | bd56ea5dba5 |
13011312303013 has 4 divisors (see below), whose sum is σ = 13288148735040. Its totient is φ = 12734475870988.
The previous prime is 13011312302999. The next prime is 13011312303019. The reversal of 13011312303013 is 31030321311031.
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 13011312303013 - 229 = 13010775432101 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 (13011312303019) 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, 138418215943 + ... + 138418216036.
It is an arithmetic number, because the mean of its divisors is an integer number (3322037183760).
Almost surely, 213011312303013 is an apocalyptic number.
It is an amenable number.
13011312303013 is a deficient number, since it is larger than the sum of its proper divisors (276836432027).
13011312303013 is an equidigital number, since it uses as much as digits as its factorization.
13011312303013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 276836432026.
The product of its (nonzero) digits is 486, while the sum is 22.
Adding to 13011312303013 its reverse (31030321311031), we get a palindrome (44041633614044).
The spelling of 13011312303013 in words is "thirteen trillion, eleven billion, three hundred twelve million, three hundred three thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.101 sec. • engine limits •