Base | Representation |
---|---|
bin | 10110101111100100… |
… | …10000010110110110 |
3 | 1011111221122221120112 |
4 | 23113302100112312 |
5 | 200001303211410 |
6 | 5335335103022 |
7 | 611403034361 |
oct | 132762202666 |
9 | 34457587515 |
10 | 12210210230 |
11 | 51a6388739 |
12 | 2449211a72 |
13 | 11c788528a |
14 | 83b8db0d8 |
15 | 4b6e45105 |
hex | 2d7c905b6 |
12210210230 has 16 divisors (see below), whose sum is σ = 21980776464. Its totient is φ = 4883551200.
The previous prime is 12210210227. The next prime is 12210210247. The reversal of 12210210230 is 3201201221.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37349 + ... + 160671.
It is an arithmetic number, because the mean of its divisors is an integer number (1373798529).
Almost surely, 212210210230 is an apocalyptic number.
12210210230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12210210230 is a deficient number, since it is larger than the sum of its proper divisors (9770566234).
12210210230 is a wasteful number, since it uses less digits than its factorization.
12210210230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133231.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 12210210230 its reverse (3201201221), we get a palindrome (15411411451).
Subtracting from 12210210230 its reverse (3201201221), we obtain a palindrome (9009009009).
The spelling of 12210210230 in words is "twelve billion, two hundred ten million, two hundred ten thousand, two hundred thirty".
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