Base | Representation |
---|---|
bin | 1000010000001001… |
… | …0101100011110000 |
3 | 12201101022002010111 |
4 | 2010002111203300 |
5 | 14014043030404 |
6 | 1003451311104 |
7 | 105615634630 |
oct | 20402254360 |
9 | 5641262114 |
10 | 2215205104 |
11 | a37475422 |
12 | 519a4b494 |
13 | 293c26468 |
14 | 1702b86c0 |
15 | ce722104 |
hex | 840958f0 |
2215205104 has 20 divisors (see below), whose sum is σ = 4905097264. Its totient is φ = 949373568.
The previous prime is 2215205063. The next prime is 2215205123. The reversal of 2215205104 is 4015025122.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 9889197 + ... + 9889420.
Almost surely, 22215205104 is an apocalyptic number.
It is an amenable number.
2215205104 is an abundant number, since it is smaller than the sum of its proper divisors (2689892160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2215205104 is a wasteful number, since it uses less digits than its factorization.
2215205104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19778632 (or 19778626 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 2215205104 is about 47065.9654527558. The cubic root of 2215205104 is about 1303.5808776358.
The spelling of 2215205104 in words is "two billion, two hundred fifteen million, two hundred five thousand, one hundred four".
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