Base | Representation |
---|---|
bin | 11101001000100001000… |
… | …110100010001100111100 |
3 | 21002101112112020120121202 |
4 | 131020201012202030330 |
5 | 230300104042333040 |
6 | 4131413304515032 |
7 | 264432451152140 |
oct | 35104106421474 |
9 | 7071475216552 |
10 | 2002010121020 |
11 | 702058580528 |
12 | 28400517ba78 |
13 | 116a33b433b0 |
14 | 6cc7d821220 |
15 | 371246de015 |
hex | 1d2211a233c |
2002010121020 has 48 divisors (see below), whose sum is σ = 5174426163648. Its totient is φ = 633603202560.
The previous prime is 2002010120993. The next prime is 2002010121037. The reversal of 2002010121020 is 201210102002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2002010120992 and 2002010121010.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 550000961 + ... + 550004600.
It is an arithmetic number, because the mean of its divisors is an integer number (107800545076).
Almost surely, 22002010121020 is an apocalyptic number.
2002010121020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2002010121020 is an abundant number, since it is smaller than the sum of its proper divisors (3172416042628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002010121020 is a wasteful number, since it uses less digits than its factorization.
2002010121020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1100005590 (or 1100005588 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 2002010121020 its reverse (201210102002), we get a palindrome (2203220223022).
The spelling of 2002010121020 in words is "two trillion, two billion, ten million, one hundred twenty-one thousand, twenty".
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