Base | Representation |
---|---|
bin | 1000011000000001001010 |
3 | 11010112200221 |
4 | 20120001022 |
5 | 1030224110 |
6 | 115020254 |
7 | 24442651 |
oct | 10300112 |
9 | 4115627 |
10 | 2195530 |
11 | 126a597 |
12 | 89a68a |
13 | 5bb43c |
14 | 412198 |
15 | 2d57da |
hex | 21804a |
2195530 has 16 divisors (see below), whose sum is σ = 3977064. Its totient is φ = 872640.
The previous prime is 2195527. The next prime is 2195563. The reversal of 2195530 is 355912.
It can be written as a sum of positive squares in 4 ways, for example, as 461041 + 1734489 = 679^2 + 1317^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2195495 and 2195504.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1204 + ... + 2416.
22195530 is an apocalyptic number.
2195530 is a deficient number, since it is larger than the sum of its proper divisors (1781534).
2195530 is a wasteful number, since it uses less digits than its factorization.
2195530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1401.
The product of its (nonzero) digits is 1350, while the sum is 25.
The square root of 2195530 is about 1481.7320945434. The cubic root of 2195530 is about 129.9709994482.
The spelling of 2195530 in words is "two million, one hundred ninety-five thousand, five hundred thirty".
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