Base | Representation |
---|---|
bin | 100111101000… |
… | …100001000000 |
3 | 201112211210211 |
4 | 213220201000 |
5 | 10124431233 |
6 | 1010403504 |
7 | 154211200 |
oct | 47504100 |
9 | 21484724 |
10 | 10389568 |
11 | 5956922 |
12 | 3590594 |
13 | 21c9c97 |
14 | 1546400 |
15 | da35cd |
hex | 9e8840 |
10389568 has 42 divisors (see below), whose sum is σ = 23990046. Its totient is φ = 4451328.
The previous prime is 10389551. The next prime is 10389607. The reversal of 10389568 is 86598301.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 10188864 + 200704 = 3192^2 + 448^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 10389568.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1480 + ... + 4792.
Almost surely, 210389568 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10389568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11995023).
10389568 is an abundant number, since it is smaller than the sum of its proper divisors (13600478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10389568 is an equidigital number, since it uses as much as digits as its factorization.
10389568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3339 (or 3322 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 40.
The square root of 10389568 is about 3223.2852805794. The cubic root of 10389568 is about 218.2055687950.
The spelling of 10389568 in words is "ten million, three hundred eighty-nine thousand, five hundred sixty-eight".
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