Base | Representation |
---|---|
bin | 10010101001010010… |
… | …010000110010000000 |
3 | 1220200020011200100022 |
4 | 102221102100302000 |
5 | 312000110143031 |
6 | 13110322113012 |
7 | 1306054146323 |
oct | 225122206200 |
9 | 56606150308 |
10 | 20020006016 |
11 | 854385391a |
12 | 3a687ab768 |
13 | 1b70890a0a |
14 | d7cc127ba |
15 | 7c28bd97b |
hex | 4a9490c80 |
20020006016 has 32 divisors (see below), whose sum is σ = 39949466880. Its totient is φ = 9993473280.
The previous prime is 20020005997. The next prime is 20020006037. The reversal of 20020006016 is 61060002002.
It is a tau number, because it is divible by the number of its divisors (32).
It is a junction number, because it is equal to n+sod(n) for n = 20020005985 and 20020006003.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51140 + ... + 206531.
It is an arithmetic number, because the mean of its divisors is an integer number (1248420840).
Almost surely, 220020006016 is an apocalyptic number.
It is an amenable number.
20020006016 is a deficient number, since it is larger than the sum of its proper divisors (19929460864).
20020006016 is an equidigital number, since it uses as much as digits as its factorization.
20020006016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 258292 (or 258280 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 20020006016 its reverse (61060002002), we get a palindrome (81080008018).
The spelling of 20020006016 in words is "twenty billion, twenty million, six thousand, sixteen".
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