Base | Representation |
---|---|
bin | 1001010010100110110001… |
… | …10100001101011101111010 |
3 | 2200100010200210222021222020 |
4 | 10221103120310031131322 |
5 | 10134213132004300312 |
6 | 111241350522335310 |
7 | 4206024612611502 |
oct | 451233064153572 |
9 | 80303623867866 |
10 | 20430502025082 |
11 | 6567588853326 |
12 | 235b69995a536 |
13 | b52784ccac16 |
14 | 508bad3caa02 |
15 | 25669e4c178c |
hex | 1294d8d0d77a |
20430502025082 has 64 divisors (see below), whose sum is σ = 42818797682688. Its totient is φ = 6490578600000.
The previous prime is 20430502025057. The next prime is 20430502025137. The reversal of 20430502025082 is 28052020503402.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52908207 + ... + 53292957.
It is an arithmetic number, because the mean of its divisors is an integer number (669043713792).
Almost surely, 220430502025082 is an apocalyptic number.
20430502025082 is an abundant number, since it is smaller than the sum of its proper divisors (22388295657606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20430502025082 is a wasteful number, since it uses less digits than its factorization.
20430502025082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 389115.
The product of its (nonzero) digits is 38400, while the sum is 33.
Adding to 20430502025082 its reverse (28052020503402), we get a palindrome (48482522528484).
The spelling of 20430502025082 in words is "twenty trillion, four hundred thirty billion, five hundred two million, twenty-five thousand, eighty-two".
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