Base | Representation |
---|---|
bin | 101000011000101011100… |
… | …101000111110111011010 |
3 | 100211022111000222202021221 |
4 | 220120223211013313122 |
5 | 330432233141300200 |
6 | 5522540202322254 |
7 | 404336011662211 |
oct | 50305345076732 |
9 | 10738430882257 |
10 | 2775280025050 |
11 | 97aa9824a515 |
12 | 389a4b7b938a |
13 | 171928000420 |
14 | 98477b22078 |
15 | 4c2d0eb291a |
hex | 2862b947dda |
2775280025050 has 48 divisors (see below), whose sum is σ = 5614140093912. Its totient is φ = 1014573024000.
The previous prime is 2775280024963. The next prime is 2775280025051. The reversal of 2775280025050 is 505200825772.
It can be written as a sum of positive squares in 12 ways, for example, as 1012867126569 + 1762412898481 = 1006413^2 + 1327559^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2775280024988 and 2775280025006.
It is not an unprimeable number, because it can be changed into a prime (2775280025051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21071289 + ... + 21202588.
Almost surely, 22775280025050 is an apocalyptic number.
2775280025050 is an abundant number, since it is smaller than the sum of its proper divisors (2838860068862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2775280025050 is a wasteful number, since it uses less digits than its factorization.
2775280025050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42274003 (or 42273998 counting only the distinct ones).
The product of its (nonzero) digits is 392000, while the sum is 43.
The spelling of 2775280025050 in words is "two trillion, seven hundred seventy-five billion, two hundred eighty million, twenty-five thousand, fifty".
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