Base | Representation |
---|---|
bin | 1100011001110111010… |
… | …0111111100011001000 |
3 | 202101001101201022011121 |
4 | 3012131310333203020 |
5 | 11442412413442300 |
6 | 241521500405024 |
7 | 21252564160330 |
oct | 3063564774310 |
9 | 671041638147 |
10 | 213101312200 |
11 | 82415153a47 |
12 | 35373246774 |
13 | 171316a3a0a |
14 | a4580a00c0 |
15 | 582373981a |
hex | 319dd3f8c8 |
213101312200 has 96 divisors (see below), whose sum is σ = 574692235200. Its totient is φ = 71972778240.
The previous prime is 213101312183. The next prime is 213101312213. The reversal of 213101312200 is 2213101312.
It is a super-2 number, since 2×2131013122002 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1042135 + ... + 1229734.
It is an arithmetic number, because the mean of its divisors is an integer number (5986377450).
Almost surely, 2213101312200 is an apocalyptic number.
213101312200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
213101312200 is an abundant number, since it is smaller than the sum of its proper divisors (361590923000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213101312200 is a wasteful number, since it uses less digits than its factorization.
213101312200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2271959 (or 2271950 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 213101312200 its reverse (2213101312), we get a palindrome (215314413512).
The spelling of 213101312200 in words is "two hundred thirteen billion, one hundred one million, three hundred twelve thousand, two hundred".
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