Base | Representation |
---|---|
bin | 10010101001010010… |
… | …010001110000011100 |
3 | 1220200020011212211022 |
4 | 102221102101300130 |
5 | 312000110310022 |
6 | 13110322143312 |
7 | 1306054164062 |
oct | 225122216034 |
9 | 56606155738 |
10 | 20020010012 |
11 | 8543856922 |
12 | 3a687b1b38 |
13 | 1b70892792 |
14 | d7cc14032 |
15 | 7c28bec42 |
hex | 4a9491c1c |
20020010012 has 48 divisors (see below), whose sum is σ = 35788677120. Its totient is φ = 9797088000.
The previous prime is 20020010009. The next prime is 20020010039. The reversal of 20020010012 is 21001002002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41795189 + ... + 41795667.
It is an arithmetic number, because the mean of its divisors is an integer number (745597440).
Almost surely, 220020010012 is an apocalyptic number.
It is an amenable number.
20020010012 is a deficient number, since it is larger than the sum of its proper divisors (15768667108).
20020010012 is a wasteful number, since it uses less digits than its factorization.
20020010012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1322 (or 1320 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 8.
Adding to 20020010012 its reverse (21001002002), we get a palindrome (41021012014).
The spelling of 20020010012 in words is "twenty billion, twenty million, ten thousand, twelve".
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