Base | Representation |
---|---|
bin | 101110100100100110… |
… | …0010110001100011100 |
3 | 100120011000122020121012 |
4 | 1131021030112030130 |
5 | 3114311112034322 |
6 | 113540040554352 |
7 | 10140252565601 |
oct | 1351114261434 |
9 | 316130566535 |
10 | 100012221212 |
11 | 39462323082 |
12 | 17471a829b8 |
13 | 957b1cb327 |
14 | 4baa9226a8 |
15 | 2905350ae2 |
hex | 174931631c |
100012221212 has 48 divisors (see below), whose sum is σ = 195288916032. Its totient is φ = 44572492800.
The previous prime is 100012221209. The next prime is 100012221251. The reversal of 100012221212 is 212122210001.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158603 + ... + 474530.
It is an arithmetic number, because the mean of its divisors is an integer number (4068519084).
Almost surely, 2100012221212 is an apocalyptic number.
It is an amenable number.
100012221212 is a deficient number, since it is larger than the sum of its proper divisors (95276694820).
100012221212 is a wasteful number, since it uses less digits than its factorization.
100012221212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 633278 (or 633276 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 100012221212 its reverse (212122210001), we get a palindrome (312134431213).
The spelling of 100012221212 in words is "one hundred billion, twelve million, two hundred twenty-one thousand, two hundred twelve".
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