Base | Representation |
---|---|
bin | 1001001001000010111010… |
… | …01010100101001101011100 |
3 | 2122011201210122021102212001 |
4 | 10210201131022211031130 |
5 | 10113322404030001340 |
6 | 110430422542252044 |
7 | 4143215355512221 |
oct | 444413512451534 |
9 | 78151718242761 |
10 | 20102010000220 |
11 | 645023a650045 |
12 | 2307aa2587024 |
13 | b2a7c435c505 |
14 | 4d6d2a21b948 |
15 | 24cd757ab29a |
hex | 12485d2a535c |
20102010000220 has 48 divisors (see below), whose sum is σ = 42525474979680. Its totient is φ = 7981538086656.
The previous prime is 20102010000217. The next prime is 20102010000253. The reversal of 20102010000220 is 2200001020102.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 20102010000197 and 20102010000206.
It is a congruent number.
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, 15075774 + ... + 16354906.
It is an arithmetic number, because the mean of its divisors is an integer number (885947395410).
Almost surely, 220102010000220 is an apocalyptic number.
20102010000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20102010000220 is an abundant number, since it is smaller than the sum of its proper divisors (22423464979460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20102010000220 is a wasteful number, since it uses less digits than its factorization.
20102010000220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1284934 (or 1284932 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 20102010000220 its reverse (2200001020102), we get a palindrome (22302011020322).
The spelling of 20102010000220 in words is "twenty trillion, one hundred two billion, ten million, two hundred twenty", and thus it is an aban number.
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