Base | Representation |
---|---|
bin | 111110101111001… |
… | …0110000000010010 |
3 | 12102201010111011120 |
4 | 1331132112000102 |
5 | 13302401401300 |
6 | 544515423110 |
7 | 103111052406 |
oct | 17536260022 |
9 | 5381114146 |
10 | 2105106450 |
11 | 9903066a7 |
12 | 4a8bb4a96 |
13 | 277188225 |
14 | 15d819106 |
15 | c4c253a0 |
hex | 7d796012 |
2105106450 has 24 divisors (see below), whose sum is σ = 5220664368. Its totient is φ = 561361680.
The previous prime is 2105106449. The next prime is 2105106457. The reversal of 2105106450 is 546015012.
It is a self number, because there is not a number n which added to its sum of digits gives 2105106450.
It is not an unprimeable number, because it can be changed into a prime (2105106457) 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, 7016872 + ... + 7017171.
It is an arithmetic number, because the mean of its divisors is an integer number (217527682).
Almost surely, 22105106450 is an apocalyptic number.
2105106450 is an abundant number, since it is smaller than the sum of its proper divisors (3115557918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2105106450 is a wasteful number, since it uses less digits than its factorization.
2105106450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14034058 (or 14034053 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 2105106450 is about 45881.4390576407. The cubic root of 2105106450 is about 1281.6162951910.
The spelling of 2105106450 in words is "two billion, one hundred five million, one hundred six thousand, four hundred fifty".
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