Base | Representation |
---|---|
bin | 11101010010000001000… |
… | …101010000011000100100 |
3 | 21010100212101202001020210 |
4 | 131102001011100120210 |
5 | 230432001321130340 |
6 | 4140221402455420 |
7 | 265243306424133 |
oct | 35220105203044 |
9 | 7110771661223 |
10 | 2012210333220 |
11 | 70641230296a |
12 | 285b91204570 |
13 | 11799b160609 |
14 | 6d56a3bd91a |
15 | 3751ee49180 |
hex | 1d481150624 |
2012210333220 has 96 divisors (see below), whose sum is σ = 5787929750400. Its totient is φ = 521954786304.
The previous prime is 2012210333207. The next prime is 2012210333269. The reversal of 2012210333220 is 223330122102.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8809416 + ... + 9034944.
It is an arithmetic number, because the mean of its divisors is an integer number (60290934900).
Almost surely, 22012210333220 is an apocalyptic number.
2012210333220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2012210333220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2893964875200).
2012210333220 is an abundant number, since it is smaller than the sum of its proper divisors (3775719417180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012210333220 is a wasteful number, since it uses less digits than its factorization.
2012210333220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229597 (or 229595 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 2012210333220 its reverse (223330122102), we get a palindrome (2235540455322).
The spelling of 2012210333220 in words is "two trillion, twelve billion, two hundred ten million, three hundred thirty-three thousand, two hundred twenty".
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