Base | Representation |
---|---|
bin | 1100010110100001001… |
… | …0010100011000001110 |
3 | 202021201210102211200121 |
4 | 3011220102110120032 |
5 | 11434042433430110 |
6 | 241252411215154 |
7 | 21221405665015 |
oct | 3055022243016 |
9 | 667653384617 |
10 | 212203030030 |
11 | 81aa4095292 |
12 | 351624474ba |
13 | 1701a55c1c4 |
14 | a3b0a6da7c |
15 | 57be94bcda |
hex | 316849460e |
212203030030 has 32 divisors (see below), whose sum is σ = 384260169024. Its totient is φ = 84371498496.
The previous prime is 212203029979. The next prime is 212203030033. The reversal of 212203030030 is 30030302212.
It is a junction number, because it is equal to n+sod(n) for n = 212203029986 and 212203030013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212203030033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9550614 + ... + 9572806.
It is an arithmetic number, because the mean of its divisors is an integer number (12008130282).
Almost surely, 2212203030030 is an apocalyptic number.
212203030030 is a deficient number, since it is larger than the sum of its proper divisors (172057138994).
212203030030 is a wasteful number, since it uses less digits than its factorization.
212203030030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27900.
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 212203030030 its reverse (30030302212), we get a palindrome (242233332242).
The spelling of 212203030030 in words is "two hundred twelve billion, two hundred three million, thirty thousand, thirty".
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