Base | Representation |
---|---|
bin | 110011011110… |
… | …010000100110 |
3 | 221101112022100 |
4 | 303132100212 |
5 | 11423241121 |
6 | 1201112530 |
7 | 222456012 |
oct | 63362046 |
9 | 27345270 |
10 | 13493286 |
11 | 7686784 |
12 | 4628746 |
13 | 2a458c1 |
14 | 1b13542 |
15 | 12b8026 |
hex | cde426 |
13493286 has 24 divisors (see below), whose sum is σ = 29451240. Its totient is φ = 4464576.
The previous prime is 13493281. The next prime is 13493299. The reversal of 13493286 is 68239431.
13493286 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 13493286.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13493281) 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, 195 + ... + 5198.
It is an arithmetic number, because the mean of its divisors is an integer number (1227135).
Almost surely, 213493286 is an apocalyptic number.
13493286 is an abundant number, since it is smaller than the sum of its proper divisors (15957954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13493286 is a wasteful number, since it uses less digits than its factorization.
13493286 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5540 (or 5537 counting only the distinct ones).
The product of its digits is 31104, while the sum is 36.
The square root of 13493286 is about 3673.3208408741. The cubic root of 13493286 is about 238.0706778768.
The spelling of 13493286 in words is "thirteen million, four hundred ninety-three thousand, two hundred eighty-six".
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