Base | Representation |
---|---|
bin | 1001001001000010111010… |
… | …10010101000010110001100 |
3 | 2122011201210210020122020012 |
4 | 10210201131102220112030 |
5 | 10113322410100011340 |
6 | 110430423055412352 |
7 | 4143215412450635 |
oct | 444413522502614 |
9 | 78151723218205 |
10 | 20102012110220 |
11 | 6450240861347 |
12 | 2307aa32240b8 |
13 | b2a7c491aa31 |
14 | 4d6d2a60a88c |
15 | 24cd75a76565 |
hex | 12485d4a858c |
20102012110220 has 48 divisors (see below), whose sum is σ = 44481980040960. Its totient is φ = 7609726885824.
The previous prime is 20102012110207. The next prime is 20102012110249. The reversal of 20102012110220 is 2201121020102.
20102012110220 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 20102012110195 and 20102012110204.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26985194 + ... + 27720113.
It is an arithmetic number, because the mean of its divisors is an integer number (926707917520).
Almost surely, 220102012110220 is an apocalyptic number.
20102012110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20102012110220 is an abundant number, since it is smaller than the sum of its proper divisors (24379967930740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20102012110220 is a wasteful number, since it uses less digits than its factorization.
20102012110220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54706302 (or 54706300 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20102012110220 its reverse (2201121020102), we get a palindrome (22303133130322).
The spelling of 20102012110220 in words is "twenty trillion, one hundred two billion, twelve million, one hundred ten thousand, two hundred twenty".
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