Base | Representation |
---|---|
bin | 110000001101010011000111… |
… | …011101100010111100001100 |
3 | 1000210200220222011000011211220 |
4 | 300031103013131202330030 |
5 | 210242214142133323040 |
6 | 2030532410025443340 |
7 | 62441643011522625 |
oct | 6015230735427414 |
9 | 1023626864004756 |
10 | 212020112011020 |
11 | 61613251971765 |
12 | 1b942b02640550 |
13 | 913c545613bb1 |
14 | 3a4db84724a4c |
15 | 197a1e29a42d0 |
hex | c0d4c7762f0c |
212020112011020 has 48 divisors (see below), whose sum is σ = 593687157756000. Its totient is φ = 56535759000576.
The previous prime is 212020112010997. The next prime is 212020112011031. The reversal of 212020112011020 is 20110211020212.
It is a Harshad number since it is a multiple of its sum of digits (15).
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 15 ways as a sum of consecutive naturals, for example, 90633427 + ... + 92943306.
It is an arithmetic number, because the mean of its divisors is an integer number (12368482453250).
Almost surely, 2212020112011020 is an apocalyptic number.
212020112011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212020112011020 is an abundant number, since it is smaller than the sum of its proper divisors (381667045744980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212020112011020 is a wasteful number, since it uses less digits than its factorization.
212020112011020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183595994 (or 183595992 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 212020112011020 its reverse (20110211020212), we get a palindrome (232130323031232).
The spelling of 212020112011020 in words is "two hundred twelve trillion, twenty billion, one hundred twelve million, eleven thousand, twenty".
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