Base | Representation |
---|---|
bin | 11101011001010111011… |
… | …001110000111100101010 |
3 | 21011010020022102111112200 |
4 | 131121113121300330222 |
5 | 231044131324013002 |
6 | 4144004355121030 |
7 | 265642662123360 |
oct | 35312731607452 |
9 | 7133208374480 |
10 | 2020101001002 |
11 | 7097a1395407 |
12 | 2876138a3176 |
13 | 118657b432c6 |
14 | 6dab8347630 |
15 | 37832a49b1c |
hex | 1d657670f2a |
2020101001002 has 96 divisors (see below), whose sum is σ = 5124684015360. Its totient is φ = 563036624640.
The previous prime is 2020101001001. The next prime is 2020101001057. The reversal of 2020101001002 is 2001001010202.
It is a super-3 number, since 3×20201010010023 (a number of 38 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (2020101001001) 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 47 ways as a sum of consecutive naturals, for example, 86565328 + ... + 86588660.
It is an arithmetic number, because the mean of its divisors is an integer number (53382125160).
Almost surely, 22020101001002 is an apocalyptic number.
2020101001002 is an abundant number, since it is smaller than the sum of its proper divisors (3104583014358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020101001002 is a wasteful number, since it uses less digits than its factorization.
2020101001002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40148 (or 40145 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 2020101001002 its reverse (2001001010202), we get a palindrome (4021102011204).
The spelling of 2020101001002 in words is "two trillion, twenty billion, one hundred one million, one thousand, two".
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