Base | Representation |
---|---|
bin | 111011111100100… |
… | …0100101101110001 |
3 | 12012011220020222111 |
4 | 1313321010231301 |
5 | 13104412401400 |
6 | 531332205321 |
7 | 100563021241 |
oct | 16771045561 |
9 | 5164806874 |
10 | 2011450225 |
11 | 942458364 |
12 | 481769841 |
13 | 260956045 |
14 | 1511d9b21 |
15 | bb8c53ba |
hex | 77e44b71 |
2011450225 has 6 divisors (see below), whose sum is σ = 2494198310. Its totient is φ = 1609160160.
The previous prime is 2011450213. The next prime is 2011450241. The reversal of 2011450225 is 5220541102.
It can be written as a sum of positive squares in 3 ways, for example, as 17424 + 2011432801 = 132^2 + 44849^2 .
It is not a de Polignac number, because 2011450225 - 225 = 1977895793 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2011450196 and 2011450205.
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, 40228980 + ... + 40229029.
Almost surely, 22011450225 is an apocalyptic number.
2011450225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2011450225 is a deficient number, since it is larger than the sum of its proper divisors (482748085).
2011450225 is an equidigital number, since it uses as much as digits as its factorization.
2011450225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80458019 (or 80458014 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 2011450225 is about 44849.1942514021. The cubic root of 2011450225 is about 1262.3208725372.
Adding to 2011450225 its reverse (5220541102), we get a palindrome (7231991327).
The spelling of 2011450225 in words is "two billion, eleven million, four hundred fifty thousand, two hundred twenty-five".
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