Base | Representation |
---|---|
bin | 110111111110100110… |
… | …0110011101110001100 |
3 | 102111021210021221000112 |
4 | 1233331030303232030 |
5 | 3432143300011340 |
6 | 131120310415152 |
7 | 11453653035356 |
oct | 1577514635614 |
9 | 374253257015 |
10 | 120212110220 |
11 | 46a88669724 |
12 | 1b36a9614b8 |
13 | b44a121887 |
14 | 5b6559c0d6 |
15 | 31d8903065 |
hex | 1bfd333b8c |
120212110220 has 24 divisors (see below), whose sum is σ = 261150447600. Its totient is φ = 46426745792.
The previous prime is 120212110189. The next prime is 120212110237. The reversal of 120212110220 is 22011212021.
It is a junction number, because it is equal to n+sod(n) for n = 120212110195 and 120212110204.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103630550 + ... + 103631709.
It is an arithmetic number, because the mean of its divisors is an integer number (10881268650).
Almost surely, 2120212110220 is an apocalyptic number.
120212110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120212110220 is an abundant number, since it is smaller than the sum of its proper divisors (140938337380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120212110220 is a wasteful number, since it uses less digits than its factorization.
120212110220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207262297 (or 207262295 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 120212110220 its reverse (22011212021), we get a palindrome (142223322241).
The spelling of 120212110220 in words is "one hundred twenty billion, two hundred twelve million, one hundred ten thousand, two hundred twenty".
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