Base | Representation |
---|---|
bin | 1000001101110101… |
… | …1110001111001101 |
3 | 12200201010002220202 |
4 | 2003131132033031 |
5 | 14004104310300 |
6 | 1002504223245 |
7 | 105440535431 |
oct | 20335361715 |
9 | 5621102822 |
10 | 2205541325 |
11 | a31a74929 |
12 | 51676ab25 |
13 | 291c21950 |
14 | 16ccc09c1 |
15 | cd963ad5 |
hex | 8375e3cd |
2205541325 has 48 divisors (see below), whose sum is σ = 3203076240. Its totient is φ = 1491333120.
The previous prime is 2205541319. The next prime is 2205541333. The reversal of 2205541325 is 5231455022.
It can be written as a sum of positive squares in 24 ways, for example, as 1070794729 + 1134746596 = 32723^2 + 33686^2 .
It is a de Polignac number, because none of the positive numbers 2k-2205541325 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 199031 + ... + 209819.
It is an arithmetic number, because the mean of its divisors is an integer number (66730755).
Almost surely, 22205541325 is an apocalyptic number.
2205541325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2205541325 is a deficient number, since it is larger than the sum of its proper divisors (997534915).
2205541325 is a wasteful number, since it uses less digits than its factorization.
2205541325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10866 (or 10861 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 29.
The square root of 2205541325 is about 46963.1911713844. The cubic root of 2205541325 is about 1301.6825010019.
Adding to 2205541325 its reverse (5231455022), we get a palindrome (7436996347).
The spelling of 2205541325 in words is "two billion, two hundred five million, five hundred forty-one thousand, three hundred twenty-five".
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