Base | Representation |
---|---|
bin | 1100010110100010111… |
… | …0011110111101101100 |
3 | 202021202022022221210111 |
4 | 3011220232132331230 |
5 | 11434101331212140 |
6 | 241253233345404 |
7 | 21221525515645 |
oct | 3055056367554 |
9 | 667668287714 |
10 | 212210413420 |
11 | 81aa8278565 |
12 | 35164a08264 |
13 | 1701bc45a85 |
14 | a3b1a326cc |
15 | 57c04097ea |
hex | 3168b9ef6c |
212210413420 has 48 divisors (see below), whose sum is σ = 449305452288. Its totient is φ = 84187097280.
The previous prime is 212210413411. The next prime is 212210413511. The reversal of 212210413420 is 24314012212.
It is a super-3 number, since 3×2122104134203 (a number of 35 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 212210413391 and 212210413400.
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, 4648747 + ... + 4694173.
It is an arithmetic number, because the mean of its divisors is an integer number (9360530256).
Almost surely, 2212210413420 is an apocalyptic number.
212210413420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212210413420 is an abundant number, since it is smaller than the sum of its proper divisors (237095038868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212210413420 is a wasteful number, since it uses less digits than its factorization.
212210413420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47350 (or 47348 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 212210413420 its reverse (24314012212), we get a palindrome (236524425632).
The spelling of 212210413420 in words is "two hundred twelve billion, two hundred ten million, four hundred thirteen thousand, four hundred twenty".
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