Base | Representation |
---|---|
bin | 110010011101… |
… | …100100111110 |
3 | 220220001212220 |
4 | 302131210332 |
5 | 11341301400 |
6 | 1151310210 |
7 | 220303422 |
oct | 62354476 |
9 | 26801786 |
10 | 13228350 |
11 | 7515723 |
12 | 451b366 |
13 | 2982135 |
14 | 1a84b82 |
15 | 12647a0 |
hex | c9d93e |
13228350 has 48 divisors (see below), whose sum is σ = 33948720. Its totient is φ = 3404800.
The previous prime is 13228343. The next prime is 13228361. The reversal of 13228350 is 5382231.
It is a self number, because there is not a number n which added to its sum of digits gives 13228350.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2830 + ... + 5870.
It is an arithmetic number, because the mean of its divisors is an integer number (707265).
Almost surely, 213228350 is an apocalyptic number.
13228350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13228350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16974360).
13228350 is an abundant number, since it is smaller than the sum of its proper divisors (20720370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13228350 is a wasteful number, since it uses less digits than its factorization.
13228350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3085 (or 3080 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 13228350 is about 3637.0798726451. The cubic root of 13228350 is about 236.5022221616.
It can be divided in two parts, 132 and 28350, that added together give a palindrome (28482).
The spelling of 13228350 in words is "thirteen million, two hundred twenty-eight thousand, three hundred fifty".
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