| Base | Representation |
|---|---|
| bin | 110100111000… |
| … | …101001101000 |
| 3 | 222002100012000 |
| 4 | 310320221220 |
| 5 | 12022113103 |
| 6 | 1213051000 |
| 7 | 225560310 |
| oct | 64705150 |
| 9 | 28070160 |
| 10 | 13863528 |
| 11 | 7909968 |
| 12 | 4786a60 |
| 13 | 2b45293 |
| 14 | 1bac440 |
| 15 | 133caa3 |
| hex | d38a68 |
13863528 has 128 divisors (see below), whose sum is σ = 45100800. Its totient is φ = 3863808.
The previous prime is 13863527. The next prime is 13863529. The reversal of 13863528 is 82536831.
13863528 is a `hidden beast` number, since 13 + 8 + 635 + 2 + 8 = 666.
It is an interprime number because it is at equal distance from previous prime (13863527) and next prime (13863529).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 13863492 and 13863501.
It is not an unprimeable number, because it can be changed into a prime (13863523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80050 + ... + 80222.
It is an arithmetic number, because the mean of its divisors is an integer number (352350).
Almost surely, 213863528 is an apocalyptic number.
13863528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13863528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22550400).
13863528 is an abundant number, since it is smaller than the sum of its proper divisors (31237272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13863528 is a wasteful number, since it uses less digits than its factorization.
13863528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248 (or 238 counting only the distinct ones).
The product of its digits is 34560, while the sum is 36.
The square root of 13863528 is about 3723.3758875515. The cubic root of 13863528 is about 240.2285323183.
The spelling of 13863528 in words is "thirteen million, eight hundred sixty-three thousand, five hundred twenty-eight".
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