Base | Representation |
---|---|
bin | 111111010110111… |
… | …0011101100010001 |
3 | 12111011022210220011 |
4 | 1332231303230101 |
5 | 13323214444200 |
6 | 550542114521 |
7 | 103453112203 |
oct | 17655635421 |
9 | 5434283804 |
10 | 2125937425 |
11 | 9a1044287 |
12 | 4b3b7ba41 |
13 | 27b59c951 |
14 | 1624bc773 |
15 | c698c5ba |
hex | 7eb73b11 |
2125937425 has 6 divisors (see below), whose sum is σ = 2636162438. Its totient is φ = 1700749920.
The previous prime is 2125937389. The next prime is 2125937441. The reversal of 2125937425 is 5247395212.
It can be written as a sum of positive squares in 3 ways, for example, as 1096209 + 2124841216 = 1047^2 + 46096^2 .
It is a de Polignac number, because none of the positive numbers 2k-2125937425 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42518724 + ... + 42518773.
Almost surely, 22125937425 is an apocalyptic number.
2125937425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2125937425 is a deficient number, since it is larger than the sum of its proper divisors (510225013).
2125937425 is an equidigital number, since it uses as much as digits as its factorization.
2125937425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85037507 (or 85037502 counting only the distinct ones).
The product of its digits is 151200, while the sum is 40.
The square root of 2125937425 is about 46107.8889670737. Note that the first 3 decimals coincide. The cubic root of 2125937425 is about 1285.8298172344.
The spelling of 2125937425 in words is "two billion, one hundred twenty-five million, nine hundred thirty-seven thousand, four hundred twenty-five".
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