Base | Representation |
---|---|
bin | 10010110100001001… |
… | …010010001110011100 |
3 | 1221010221000012021011 |
4 | 102310021102032130 |
5 | 312333230431022 |
6 | 13140351145004 |
7 | 1313425612066 |
oct | 226411221634 |
9 | 57127005234 |
10 | 20202202012 |
11 | 8627686423 |
12 | 3ab9815164 |
13 | 1b9c5532b5 |
14 | d990bc736 |
15 | 7d38ac977 |
hex | 4b425239c |
20202202012 has 12 divisors (see below), whose sum is σ = 35393717520. Its totient is φ = 10089711296.
The previous prime is 20202201959. The next prime is 20202202049. The reversal of 20202202012 is 21020220202.
It is a super-2 number, since 2×202022020122 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20202201983 and 20202202001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2843437 + ... + 2850532.
It is an arithmetic number, because the mean of its divisors is an integer number (2949476460).
Almost surely, 220202202012 is an apocalyptic number.
It is an amenable number.
20202202012 is a deficient number, since it is larger than the sum of its proper divisors (15191515508).
20202202012 is a wasteful number, since it uses less digits than its factorization.
20202202012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5694860 (or 5694858 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 13.
Adding to 20202202012 its reverse (21020220202), we get a palindrome (41222422214).
The spelling of 20202202012 in words is "twenty billion, two hundred two million, two hundred two thousand, twelve".
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