Base | Representation |
---|---|
bin | 1000111101100001… |
… | …1100100010010001 |
3 | 20012122110121112210 |
4 | 2033120130202101 |
5 | 14411310101400 |
6 | 1034411142333 |
7 | 113416560651 |
oct | 21730344221 |
9 | 6178417483 |
10 | 2405550225 |
11 | 1024963541 |
12 | 5717449a9 |
13 | 2c44b0000 |
14 | 18b6a6361 |
15 | e12c0950 |
hex | 8f61c891 |
2405550225 has 60 divisors (see below), whose sum is σ = 4312432816. Its totient is φ = 1183216320.
The previous prime is 2405550187. The next prime is 2405550281. The reversal of 2405550225 is 5220555042.
It is not a de Polignac number, because 2405550225 - 213 = 2405542033 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2405550192 and 2405550201.
It is an unprimeable number.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2141514 + ... + 2142636.
Almost surely, 22405550225 is an apocalyptic number.
2405550225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2405550225 is a deficient number, since it is larger than the sum of its proper divisors (1906882591).
2405550225 is an equidigital number, since it uses as much as digits as its factorization.
2405550225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1188 (or 1144 counting only the distinct ones).
The product of its (nonzero) digits is 20000, while the sum is 30.
The square root of 2405550225 is about 49046.4088899483. The cubic root of 2405550225 is about 1339.8971898920.
The spelling of 2405550225 in words is "two billion, four hundred five million, five hundred fifty thousand, two hundred twenty-five".
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