Base | Representation |
---|---|
bin | 1100100001011… |
… | …01011101011110 |
3 | 21022122210000100 |
4 | 12100231131132 |
5 | 203342400211 |
6 | 14231241530 |
7 | 2413600110 |
oct | 620553536 |
9 | 238583010 |
10 | 105043806 |
11 | 54326a6a |
12 | 2b2192a6 |
13 | 189bb4ca |
14 | dd453b0 |
15 | 934e156 |
hex | 642d75e |
105043806 has 96 divisors (see below), whose sum is σ = 275977728. Its totient is φ = 28226880.
The previous prime is 105043793. The next prime is 105043811. The reversal of 105043806 is 608340501.
It is a super-2 number, since 2×1050438062 = 22068402357931272, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 105043806.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 193896 + ... + 194436.
It is an arithmetic number, because the mean of its divisors is an integer number (2874768).
Almost surely, 2105043806 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 105043806, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137988864).
105043806 is an abundant number, since it is smaller than the sum of its proper divisors (170933922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105043806 is a wasteful number, since it uses less digits than its factorization.
105043806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 646 (or 643 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 105043806 is about 10249.0880569932. The cubic root of 105043806 is about 471.8349963076.
The spelling of 105043806 in words is "one hundred five million, forty-three thousand, eight hundred six".
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