Base | Representation |
---|---|
bin | 1010101101100001… |
… | …1101100110100101 |
3 | 21102101102012221002 |
4 | 2223120131212211 |
5 | 21342040113040 |
6 | 1153152003045 |
7 | 131152534235 |
oct | 25330354645 |
9 | 7371365832 |
10 | 2875316645 |
11 | 124604aa53 |
12 | 682b30485 |
13 | 36a90a9c6 |
14 | 1d3c2bcc5 |
15 | 11c665a15 |
hex | ab61d9a5 |
2875316645 has 16 divisors (see below), whose sum is σ = 3637318080. Its totient is φ = 2175984000.
The previous prime is 2875316599. The next prime is 2875316677. The reversal of 2875316645 is 5466135782.
It is not a de Polignac number, because 2875316645 - 214 = 2875300261 is a prime.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 2875316645.
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 15 ways as a sum of consecutive naturals, for example, 43745 + ... + 87545.
It is an arithmetic number, because the mean of its divisors is an integer number (227332380).
Almost surely, 22875316645 is an apocalyptic number.
It is an amenable number.
2875316645 is a deficient number, since it is larger than the sum of its proper divisors (762001435).
2875316645 is a wasteful number, since it uses less digits than its factorization.
2875316645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44516.
The product of its digits is 1209600, while the sum is 47.
The square root of 2875316645 is about 53621.9791223711. The cubic root of 2875316645 is about 1421.9856906911.
The spelling of 2875316645 in words is "two billion, eight hundred seventy-five million, three hundred sixteen thousand, six hundred forty-five".
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