Base | Representation |
---|---|
bin | 1011100110000101… |
… | …1001100101101101 |
3 | 22000220210102220201 |
4 | 2321201121211231 |
5 | 22333302244100 |
6 | 1232504313501 |
7 | 140063105113 |
oct | 27141314555 |
9 | 8026712821 |
10 | 3112540525 |
11 | 1357a47846 |
12 | 72a472891 |
13 | 3a7ac9073 |
14 | 21753dab3 |
15 | 1333c436a |
hex | b985996d |
3112540525 has 6 divisors (see below), whose sum is σ = 3859550282. Its totient is φ = 2490032400.
The previous prime is 3112540477. The next prime is 3112540553. The reversal of 3112540525 is 5250452113.
It can be written as a sum of positive squares in 3 ways, for example, as 419553289 + 2692987236 = 20483^2 + 51894^2 .
It is a de Polignac number, because none of the positive numbers 2k-3112540525 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3112540493 and 3112540502.
It is a congruent number.
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 5 ways as a sum of consecutive naturals, for example, 62250786 + ... + 62250835.
Almost surely, 23112540525 is an apocalyptic number.
It is an amenable number.
3112540525 is a deficient number, since it is larger than the sum of its proper divisors (747009757).
3112540525 is a wasteful number, since it uses less digits than its factorization.
3112540525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124501631 (or 124501626 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 28.
The square root of 3112540525 is about 55790.1472036058. The cubic root of 3112540525 is about 1460.0632556881.
Adding to 3112540525 its reverse (5250452113), we get a palindrome (8362992638).
It can be divided in two parts, 311 and 2540525, that added together give a square (2540836 = 15942).
The spelling of 3112540525 in words is "three billion, one hundred twelve million, five hundred forty thousand, five hundred twenty-five".
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