Base | Representation |
---|---|
bin | 111100100000111… |
… | …0000111000110101 |
3 | 12020111202100221100 |
4 | 1321001300320311 |
5 | 13124302134100 |
6 | 533252440313 |
7 | 101214004116 |
oct | 17101607065 |
9 | 5214670840 |
10 | 2030505525 |
11 | 952192944 |
12 | 488019099 |
13 | 264898479 |
14 | 15395a20d |
15 | bd3db400 |
hex | 79070e35 |
2030505525 has 72 divisors (see below), whose sum is σ = 3796772616. Its totient is φ = 1036339200.
The previous prime is 2030505511. The next prime is 2030505571. The reversal of 2030505525 is 5255050302.
It can be written as a sum of positive squares in 12 ways, for example, as 1510255044 + 520250481 = 38862^2 + 22809^2 .
It is not a de Polignac number, because 2030505525 - 25 = 2030505493 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 486849 + ... + 491001.
It is an arithmetic number, because the mean of its divisors is an integer number (52732953).
Almost surely, 22030505525 is an apocalyptic number.
2030505525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2030505525 is a deficient number, since it is larger than the sum of its proper divisors (1766267091).
2030505525 is a wasteful number, since it uses less digits than its factorization.
2030505525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4263 (or 4255 counting only the distinct ones).
The product of its (nonzero) digits is 7500, while the sum is 27.
The square root of 2030505525 is about 45061.1309778172. The cubic root of 2030505525 is about 1266.2945134387.
Adding to 2030505525 its reverse (5255050302), we get a palindrome (7285555827).
The spelling of 2030505525 in words is "two billion, thirty million, five hundred five thousand, five hundred twenty-five".
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