Base | Representation |
---|---|
bin | 111101010101110101001 |
3 | 10210010020101 |
4 | 13222232221 |
5 | 1003310100 |
6 | 111025401 |
7 | 23041063 |
oct | 7525651 |
9 | 3703211 |
10 | 2010025 |
11 | 1153186 |
12 | 80b261 |
13 | 554b84 |
14 | 3a4733 |
15 | 29a86a |
hex | 1eaba9 |
2010025 has 24 divisors (see below), whose sum is σ = 2671704. Its totient is φ = 1497600.
The previous prime is 2010023. The next prime is 2010031. The reversal of 2010025 is 5200102.
It can be written as a sum of positive squares in 12 ways, for example, as 419904 + 1590121 = 648^2 + 1261^2 .
It is not a de Polignac number, because 2010025 - 21 = 2010023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2009993 and 2010020.
It is not an unprimeable number, because it can be changed into a prime (2010023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37899 + ... + 37951.
It is an arithmetic number, because the mean of its divisors is an integer number (111321).
22010025 is an apocalyptic number.
2010025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2010025 is a deficient number, since it is larger than the sum of its proper divisors (661679).
2010025 is a wasteful number, since it uses less digits than its factorization.
2010025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141 (or 136 counting only the distinct ones).
The product of its (nonzero) digits is 20, while the sum is 10.
The square root of 2010025 is about 1417.7535046686. The cubic root of 2010025 is about 126.2022660443.
Adding to 2010025 its reverse (5200102), we get a palindrome (7210127).
The spelling of 2010025 in words is "two million, ten thousand, twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.165 sec. • engine limits •