Base | Representation |
---|---|
bin | 11000110110100111… |
… | …00101010110000100 |
3 | 1021102220020200000111 |
4 | 30123103211112010 |
5 | 204311303123140 |
6 | 10044003122404 |
7 | 651436542112 |
oct | 143323452604 |
9 | 37386220014 |
10 | 13343020420 |
11 | 5727872804 |
12 | 2704673404 |
13 | 1348483072 |
14 | 90813aab2 |
15 | 53160c7ea |
hex | 31b4e5584 |
13343020420 has 24 divisors (see below), whose sum is σ = 28024484544. Its totient is φ = 5336419296.
The previous prime is 13343020417. The next prime is 13343020433. The reversal of 13343020420 is 2402034331.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 13343020391 and 13343020400.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100489 + ... + 191791.
It is an arithmetic number, because the mean of its divisors is an integer number (1167686856).
Almost surely, 213343020420 is an apocalyptic number.
13343020420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13343020420 is an abundant number, since it is smaller than the sum of its proper divisors (14681464124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13343020420 is a wasteful number, since it uses less digits than its factorization.
13343020420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98619 (or 98617 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 13343020420 its reverse (2402034331), we get a palindrome (15745054751).
The spelling of 13343020420 in words is "thirteen billion, three hundred forty-three million, twenty thousand, four hundred twenty".
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