Base | Representation |
---|---|
bin | 110010010000000000010101… |
… | …101111101101000110010110 |
3 | 1001222111121022102222200120100 |
4 | 302100000111233231012112 |
5 | 212431400002203310011 |
6 | 2102011002054514530 |
7 | 64356611406015624 |
oct | 6220002557550626 |
9 | 1058447272880510 |
10 | 221002202010006 |
11 | 64466564578a5a |
12 | 2095385a365a46 |
13 | 9641558ac4941 |
14 | 3c807c692a514 |
15 | 1a83b93b53d56 |
hex | c90015bed196 |
221002202010006 has 24 divisors (see below), whose sum is σ = 483774579661464. Its totient is φ = 72907942930560.
The previous prime is 221002202009977. The next prime is 221002202010077. The reversal of 221002202010006 is 600010202200122.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63288143160 + ... + 63288146651.
It is an arithmetic number, because the mean of its divisors is an integer number (20157274152561).
Almost surely, 2221002202010006 is an apocalyptic number.
221002202010006 is an abundant number, since it is smaller than the sum of its proper divisors (262772377651458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
221002202010006 is a wasteful number, since it uses less digits than its factorization.
221002202010006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126576289916 (or 126576289913 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 221002202010006 its reverse (600010202200122), we get a palindrome (821012404210128).
The spelling of 221002202010006 in words is "two hundred twenty-one trillion, two billion, two hundred two million, ten thousand, six".
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