Base | Representation |
---|---|
bin | 1001001100001111110100… |
… | …10010001111011000110100 |
3 | 2122120020202102220021221100 |
4 | 10212013322102033120310 |
5 | 10122123204133311200 |
6 | 110553135055050100 |
7 | 4154161463060346 |
oct | 446077222173064 |
9 | 78506672807840 |
10 | 20212020213300 |
11 | 6492962536413 |
12 | 2325284810930 |
13 | b37ca69c3c56 |
14 | 4dc3a48dd296 |
15 | 250b6371ed00 |
hex | 1261fa48f634 |
20212020213300 has 108 divisors (see below), whose sum is σ = 63367894882656. Its totient is φ = 5388643521600.
The previous prime is 20212020213263. The next prime is 20212020213353. The reversal of 20212020213300 is 331202021202.
20212020213300 is a `hidden beast` number, since 202 + 120 + 20 + 21 + 3 + 300 = 666.
It is a super-2 number, since 2×202120202133002 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1394647 + ... + 6509153.
It is an arithmetic number, because the mean of its divisors is an integer number (586739767432).
Almost surely, 220212020213300 is an apocalyptic number.
20212020213300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20212020213300 is an abundant number, since it is smaller than the sum of its proper divisors (43155874669356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20212020213300 is a wasteful number, since it uses less digits than its factorization.
20212020213300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5118918 (or 5118908 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20212020213300 its reverse (331202021202), we get a palindrome (20543222234502).
The spelling of 20212020213300 in words is "twenty trillion, two hundred twelve billion, twenty million, two hundred thirteen thousand, three hundred".
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