Base | Representation |
---|---|
bin | 1100001110010110110… |
… | …1011011110011001100 |
3 | 202002002010020101121221 |
4 | 3003211231123303030 |
5 | 11420101123314040 |
6 | 240251152533124 |
7 | 21113205202063 |
oct | 3034555336314 |
9 | 662063211557 |
10 | 210012323020 |
11 | 8107a532725 |
12 | 348508511a4 |
13 | 16a5b732676 |
14 | a243b311da |
15 | 56e246874a |
hex | 30e5b5bccc |
210012323020 has 48 divisors (see below), whose sum is σ = 469007915040. Its totient is φ = 78718178304.
The previous prime is 210012322999. The next prime is 210012323069. The reversal of 210012323020 is 20323210012.
It is a junction number, because it is equal to n+sod(n) for n = 210012322985 and 210012323003.
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, 1270794 + ... + 1426513.
It is an arithmetic number, because the mean of its divisors is an integer number (9770998230).
Almost surely, 2210012323020 is an apocalyptic number.
210012323020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
210012323020 is an abundant number, since it is smaller than the sum of its proper divisors (258995592020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210012323020 is a wasteful number, since it uses less digits than its factorization.
210012323020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2697562 (or 2697560 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 210012323020 its reverse (20323210012), we get a palindrome (230335533032).
The spelling of 210012323020 in words is "two hundred ten billion, twelve million, three hundred twenty-three thousand, twenty".
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