Base | Representation |
---|---|
bin | 1010100111101000… |
… | …0100010010100100 |
3 | 21100122212000212120 |
4 | 2221322010102210 |
5 | 21314221241203 |
6 | 1150505345540 |
7 | 130432312605 |
oct | 25172042244 |
9 | 7318760776 |
10 | 2850571428 |
11 | 1233089561 |
12 | 6767982b0 |
13 | 365755773 |
14 | 1d0829dac |
15 | 11a3c8b53 |
hex | a9e844a4 |
2850571428 has 12 divisors (see below), whose sum is σ = 6651333360. Its totient is φ = 950190472.
The previous prime is 2850571421. The next prime is 2850571429. The reversal of 2850571428 is 8241750582.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×28505714282 = 16251514932259918368, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2850571428.
It is not an unprimeable number, because it can be changed into a prime (2850571421) by changing a digit.
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, 118773798 + ... + 118773821.
It is an arithmetic number, because the mean of its divisors is an integer number (554277780).
Almost surely, 22850571428 is an apocalyptic number.
It is an amenable number.
2850571428 is an abundant number, since it is smaller than the sum of its proper divisors (3800761932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2850571428 is a wasteful number, since it uses less digits than its factorization.
2850571428 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 237547626 (or 237547624 counting only the distinct ones).
The product of its (nonzero) digits is 179200, while the sum is 42.
The square root of 2850571428 is about 53390.7429054888. The cubic root of 2850571428 is about 1417.8946894788.
The spelling of 2850571428 in words is "two billion, eight hundred fifty million, five hundred seventy-one thousand, four hundred twenty-eight".
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