Base | Representation |
---|---|
bin | 11101011001100011111… |
… | …100000100111011001001 |
3 | 21011010202222011221010212 |
4 | 131121203330010323021 |
5 | 231100044144303223 |
6 | 4144041311050505 |
7 | 265651124616134 |
oct | 35314374047311 |
9 | 7133688157125 |
10 | 2020311322313 |
11 | 70989a087979 |
12 | 287672210a35 |
13 | 11868c5a249b |
14 | 6dad825521b |
15 | 37846242278 |
hex | 1d663f04ec9 |
2020311322313 has 12 divisors (see below), whose sum is σ = 2170257865020. Its totient is φ = 1880104630272.
The previous prime is 2020311322291. The next prime is 2020311322387. The reversal of 2020311322313 is 3132231130202.
It can be written as a sum of positive squares in 6 ways, for example, as 322627408009 + 1697683914304 = 568003^2 + 1302952^2 .
It is a de Polignac number, because none of the positive numbers 2k-2020311322313 is a prime.
It is a super-2 number, since 2×20203113223132 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2020311822313) 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, 39247856 + ... + 39299297.
It is an arithmetic number, because the mean of its divisors is an integer number (180854822085).
Almost surely, 22020311322313 is an apocalyptic number.
It is an amenable number.
2020311322313 is a deficient number, since it is larger than the sum of its proper divisors (149946542707).
2020311322313 is an equidigital number, since it uses as much as digits as its factorization.
2020311322313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78547276 (or 78547259 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 2020311322313 its reverse (3132231130202), we get a palindrome (5152542452515).
The spelling of 2020311322313 in words is "two trillion, twenty billion, three hundred eleven million, three hundred twenty-two thousand, three hundred thirteen".
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