Base | Representation |
---|---|
bin | 111101100011101… |
… | …1000000011111100 |
3 | 12022221122212001001 |
4 | 1323013120003330 |
5 | 13212233444012 |
6 | 540543300044 |
7 | 102120503440 |
oct | 17307300374 |
9 | 5287585031 |
10 | 2065531132 |
11 | 96aa36125 |
12 | 4978aa624 |
13 | 26bc0ca92 |
14 | 158476820 |
15 | c1509357 |
hex | 7b1d80fc |
2065531132 has 12 divisors (see below), whose sum is σ = 4131062320. Its totient is φ = 885227616.
The previous prime is 2065531129. The next prime is 2065531151. The reversal of 2065531132 is 2311355602.
2065531132 is an admirable number.
It is a super-2 number, since 2×20655311322 = 8532837714522402848, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 73768969 = 2065531132 / (2 + 0 + 6 + 5 + 5 + 3 + 1 + 1 + 3 + 2).
It is a self number, because there is not a number n which added to its sum of digits gives 2065531132.
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 3 ways as a sum of consecutive naturals, for example, 36884457 + ... + 36884512.
Almost surely, 22065531132 is an apocalyptic number.
It is an amenable number.
2065531132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2065531132 is a wasteful number, since it uses less digits than its factorization.
2065531132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73768980 (or 73768978 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 28.
The square root of 2065531132 is about 45448.1147243755. The cubic root of 2065531132 is about 1273.5341106485.
Adding to 2065531132 its reverse (2311355602), we get a palindrome (4376886734).
The spelling of 2065531132 in words is "two billion, sixty-five million, five hundred thirty-one thousand, one hundred thirty-two".
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