Base | Representation |
---|---|
bin | 11101010001000100110… |
… | …111111001110101010100 |
3 | 21010021020222222222000001 |
4 | 131101010313321311110 |
5 | 230422414222400040 |
6 | 4135533240101044 |
7 | 265206262430314 |
oct | 35210467716524 |
9 | 7107228888001 |
10 | 2011200200020 |
11 | 705a44098940 |
12 | 28594aa64784 |
13 | 117869ab606b |
14 | 6d4b2195444 |
15 | 374b141559a |
hex | 1d444df9d54 |
2011200200020 has 48 divisors (see below), whose sum is σ = 4665799353600. Its totient is φ = 722087982720.
The previous prime is 2011200199991. The next prime is 2011200200027. The reversal of 2011200200020 is 200020021102.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2011200200027) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57842235 + ... + 57876994.
It is an arithmetic number, because the mean of its divisors is an integer number (97204153200).
Almost surely, 22011200200020 is an apocalyptic number.
2011200200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2011200200020 is an abundant number, since it is smaller than the sum of its proper divisors (2654599153580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011200200020 is a wasteful number, since it uses less digits than its factorization.
2011200200020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115719328 (or 115719326 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 2011200200020 its reverse (200020021102), we get a palindrome (2211220221122).
The spelling of 2011200200020 in words is "two trillion, eleven billion, two hundred million, two hundred thousand, twenty".
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