Base | Representation |
---|---|
bin | 1001001011111011101100… |
… | …00001001010100111011010 |
3 | 2122112012212010212001012021 |
4 | 10211331312001022213122 |
5 | 10121434040032211302 |
6 | 110544150332405054 |
7 | 4153326563053651 |
oct | 445756601124732 |
9 | 78465763761167 |
10 | 20201211210202 |
11 | 64893160a1400 |
12 | 232316891678a |
13 | b36c73520a29 |
14 | 4dba5b14a198 |
15 | 25072e80c437 |
hex | 125f7604a9da |
20201211210202 has 24 divisors (see below), whose sum is σ = 33307664544000. Its totient is φ = 9182173304040.
The previous prime is 20201211210197. The next prime is 20201211210221.
It is a happy number.
20201211210202 is nontrivially palindromic in base 10.
It is a super-3 number, since 3×202012112102023 (a number of 41 digits) contains 333 as substring.
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 11 ways as a sum of consecutive naturals, for example, 10824199 + ... + 12552517.
It is an arithmetic number, because the mean of its divisors is an integer number (1387819356000).
Almost surely, 220201211210202 is an apocalyptic number.
20201211210202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20201211210202 is a deficient number, since it is larger than the sum of its proper divisors (13106453333798).
20201211210202 is a wasteful number, since it uses less digits than its factorization.
20201211210202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1776642 (or 1776631 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
It can be divided in two parts, 2020121 and 1210202, that added together give a palindrome (3230323).
The spelling of 20201211210202 in words is "twenty trillion, two hundred one billion, two hundred eleven million, two hundred ten thousand, two hundred two".
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