Base | Representation |
---|---|
bin | 111011101001001… |
… | …0111001011010001 |
3 | 12011110210200112122 |
4 | 1313102113023101 |
5 | 13044313132400 |
6 | 530330504025 |
7 | 100410534236 |
oct | 16722271321 |
9 | 5143720478 |
10 | 2001302225 |
11 | 937756a8a |
12 | 47a295015 |
13 | 25b812000 |
14 | 14db1778d |
15 | baa6d685 |
hex | 774972d1 |
2001302225 has 48 divisors (see below), whose sum is σ = 2726908800. Its totient is φ = 1456752960.
The previous prime is 2001302189. The next prime is 2001302249. The reversal of 2001302225 is 5222031002.
It is not a de Polignac number, because 2001302225 - 220 = 2000253649 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4558556 + ... + 4558994.
It is an arithmetic number, because the mean of its divisors is an integer number (56810600).
Almost surely, 22001302225 is an apocalyptic number.
2001302225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2001302225 is a deficient number, since it is larger than the sum of its proper divisors (725606575).
2001302225 is an equidigital number, since it uses as much as digits as its factorization.
2001302225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 571 (or 540 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 2001302225 is about 44735.9164989385. The cubic root of 2001302225 is about 1260.1944406823.
Adding to 2001302225 its reverse (5222031002), we get a palindrome (7223333227).
The spelling of 2001302225 in words is "two billion, one million, three hundred two thousand, two hundred twenty-five".
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