Base | Representation |
---|---|
bin | 1011111011001010011001… |
… | …0111010000100001000101 |
3 | 1201102101212022111002022211 |
4 | 2332302212113100201011 |
5 | 3204302343003132323 |
6 | 43515042530423421 |
7 | 2522145402164005 |
oct | 276624627204105 |
9 | 51371768432284 |
10 | 13111031302213 |
11 | 41a53a2403489 |
12 | 1579009a31b71 |
13 | 741498a32100 |
14 | 334812184005 |
15 | 17b0ac09570d |
hex | beca65d0845 |
13111031302213 has 12 divisors (see below), whose sum is σ = 14376863040960. Its totient is φ = 11949294339216.
The previous prime is 13111031302207. The next prime is 13111031302261. The reversal of 13111031302213 is 31220313011131.
It is not a de Polignac number, because 13111031302213 - 25 = 13111031302181 is a prime.
It is a super-2 number, since 2×131110313022132 (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 (13111031302913) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 490999731 + ... + 491026432.
It is an arithmetic number, because the mean of its divisors is an integer number (1198071920080).
Almost surely, 213111031302213 is an apocalyptic number.
13111031302213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
13111031302213 is a deficient number, since it is larger than the sum of its proper divisors (1265831738747).
13111031302213 is an equidigital number, since it uses as much as digits as its factorization.
13111031302213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 982026268 (or 982026255 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 22.
Adding to 13111031302213 its reverse (31220313011131), we get a palindrome (44331344313344).
The spelling of 13111031302213 in words is "thirteen trillion, one hundred eleven billion, thirty-one million, three hundred two thousand, two hundred thirteen".
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