Base | Representation |
---|---|
bin | 110000010001010111111111… |
… | …001101111100100100010100 |
3 | 1000211200200222101012121100201 |
4 | 300101113333031330210110 |
5 | 210311311322400220040 |
6 | 2031305212542550244 |
7 | 62501120241051130 |
oct | 6021277715744424 |
9 | 1024620871177321 |
10 | 212300220320020 |
11 | 61711021796108 |
12 | 1b989256298384 |
13 | 915ca9532a631 |
14 | 3a5d557ad63c0 |
15 | 1982638b8da9a |
hex | c115ff37c914 |
212300220320020 has 96 divisors (see below), whose sum is σ = 541705172940288. Its totient is φ = 68310264202752.
The previous prime is 212300220320017. The next prime is 212300220320033. The reversal of 212300220320020 is 20023022003212.
It is a super-3 number, since 3×2123002203200203 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 212300220320020.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 621826939 + ... + 622168258.
It is an arithmetic number, because the mean of its divisors is an integer number (5642762218128).
Almost surely, 2212300220320020 is an apocalyptic number.
212300220320020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212300220320020 is an abundant number, since it is smaller than the sum of its proper divisors (329404952620268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212300220320020 is a wasteful number, since it uses less digits than its factorization.
212300220320020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1243995289 (or 1243995287 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 212300220320020 its reverse (20023022003212), we get a palindrome (232323242323232).
The spelling of 212300220320020 in words is "two hundred twelve trillion, three hundred billion, two hundred twenty million, three hundred twenty thousand, twenty".
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