Base | Representation |
---|---|
bin | 10110101111101100… |
… | …01010010110100010 |
3 | 1011112000120222012201 |
4 | 23113312022112202 |
5 | 200002033443320 |
6 | 5335413043414 |
7 | 611414530630 |
oct | 132766122642 |
9 | 34460528181 |
10 | 12211234210 |
11 | 51a6a17aaa |
12 | 244962656a |
13 | 11c7b53396 |
14 | 83bac6350 |
15 | 4b709870a |
hex | 2d7d8a5a2 |
12211234210 has 32 divisors (see below), whose sum is σ = 25218034560. Its totient is φ = 4170412032.
The previous prime is 12211234207. The next prime is 12211234223. The reversal of 12211234210 is 1243211221.
It is a super-2 number, since 2×122112342102 (a number of 21 digits) contains 22 as substring.
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, 321400 + ... + 357379.
It is an arithmetic number, because the mean of its divisors is an integer number (788063580).
Almost surely, 212211234210 is an apocalyptic number.
12211234210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12211234210 is an abundant number, since it is smaller than the sum of its proper divisors (13006800350).
12211234210 is a wasteful number, since it uses less digits than its factorization.
12211234210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 679050.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 12211234210 its reverse (1243211221), we get a palindrome (13454445431).
The spelling of 12211234210 in words is "twelve billion, two hundred eleven million, two hundred thirty-four thousand, two hundred ten".
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