Base | Representation |
---|---|
bin | 1000000100001011… |
… | …0110111101100000 |
3 | 12120212211220202122 |
4 | 2001002312331200 |
5 | 13413220312042 |
6 | 554455403412 |
7 | 104436166205 |
oct | 20102667540 |
9 | 5525756678 |
10 | 2165010272 |
11 | a11101297 |
12 | 505083568 |
13 | 286700489 |
14 | 16776dcac |
15 | ca1097d2 |
hex | 810b6f60 |
2165010272 has 24 divisors (see below), whose sum is σ = 4265537472. Its totient is φ = 1081699200.
The previous prime is 2165010269. The next prime is 2165010293. The reversal of 2165010272 is 2720105612.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19697 + ... + 68687.
It is an arithmetic number, because the mean of its divisors is an integer number (177730728).
Almost surely, 22165010272 is an apocalyptic number.
It is an amenable number.
2165010272 is a deficient number, since it is larger than the sum of its proper divisors (2100527200).
2165010272 is a wasteful number, since it uses less digits than its factorization.
2165010272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50382 (or 50374 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 26.
The square root of 2165010272 is about 46529.6708778388. The cubic root of 2165010272 is about 1293.6595148055.
Adding to 2165010272 its reverse (2720105612), we get a palindrome (4885115884).
The spelling of 2165010272 in words is "two billion, one hundred sixty-five million, ten thousand, two hundred seventy-two".
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