Base | Representation |
---|---|
bin | 111101110001100… |
… | …0100100111101010 |
3 | 12100110022201102200 |
4 | 1323203010213222 |
5 | 13221113312110 |
6 | 541403041030 |
7 | 102236302665 |
oct | 17343044752 |
9 | 5313281380 |
10 | 2072791530 |
11 | 974044a57 |
12 | 49a210176 |
13 | 270582684 |
14 | 1594066dc |
15 | c1e906c0 |
hex | 7b8c49ea |
2072791530 has 48 divisors (see below), whose sum is σ = 5575101480. Its totient is φ = 533683584.
The previous prime is 2072791519. The next prime is 2072791543. The reversal of 2072791530 is 351972702.
It can be written as a sum of positive squares in 4 ways, for example, as 1825767441 + 247024089 = 42729^2 + 15717^2 .
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 23 ways as a sum of consecutive naturals, for example, 394477 + ... + 399696.
Almost surely, 22072791530 is an apocalyptic number.
2072791530 is an abundant number, since it is smaller than the sum of its proper divisors (3502309950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2072791530 is a wasteful number, since it uses less digits than its factorization.
2072791530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 794215 (or 794212 counting only the distinct ones).
The product of its (nonzero) digits is 26460, while the sum is 36.
The square root of 2072791530 is about 45527.9203346694. The cubic root of 2072791530 is about 1275.0245347067.
The spelling of 2072791530 in words is "two billion, seventy-two million, seven hundred ninety-one thousand, five hundred thirty".
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