Base | Representation |
---|---|
bin | 1001001100001100011011… |
… | …10111010000110101011011 |
3 | 2122120002001200002221112212 |
4 | 10212012031313100311123 |
5 | 10122110443001431021 |
6 | 110552234355225335 |
7 | 4154065424532422 |
oct | 446061567206533 |
9 | 78502050087485 |
10 | 20210201202011 |
11 | 64921097772a7 |
12 | 2324a575a824b |
13 | b37a76ba8802 |
14 | 4dc2710b82b9 |
15 | 250aa8bad85b |
hex | 12618ddd0d5b |
20210201202011 has 16 divisors (see below), whose sum is σ = 20375338066848. Its totient is φ = 20045325926400.
The previous prime is 20210201201989. The next prime is 20210201202013. The reversal of 20210201202011 is 11020210201202.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20210201202011 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20210201202013) by changing a digit.
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, 1315674971 + ... + 1315690331.
It is an arithmetic number, because the mean of its divisors is an integer number (1273458629178).
Almost surely, 220210201202011 is an apocalyptic number.
20210201202011 is a deficient number, since it is larger than the sum of its proper divisors (165136864837).
20210201202011 is a wasteful number, since it uses less digits than its factorization.
20210201202011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23182.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20210201202011 its reverse (11020210201202), we get a palindrome (31230411403213).
The spelling of 20210201202011 in words is "twenty trillion, two hundred ten billion, two hundred one million, two hundred two thousand, eleven".
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