Base | Representation |
---|---|
bin | 111000011001000100… |
… | …0010000100110011000 |
3 | 102120120200020000000212 |
4 | 1300302020100212120 |
5 | 3441003112011412 |
6 | 131344351350252 |
7 | 11514654644603 |
oct | 1606210204630 |
9 | 376520200025 |
10 | 121100110232 |
11 | 473a3945232 |
12 | 1b578222388 |
13 | b55c0a627a |
14 | 5c0b4b333a |
15 | 323b85e222 |
hex | 1c32210998 |
121100110232 has 64 divisors (see below), whose sum is σ = 250953292800. Its totient is φ = 54492951040.
The previous prime is 121100110213. The next prime is 121100110237. The reversal of 121100110232 is 232011001121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121100110237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17860619 + ... + 17867397.
It is an arithmetic number, because the mean of its divisors is an integer number (3921145200).
Almost surely, 2121100110232 is an apocalyptic number.
It is an amenable number.
121100110232 is an abundant number, since it is smaller than the sum of its proper divisors (129853182568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121100110232 is a wasteful number, since it uses less digits than its factorization.
121100110232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12536 (or 12532 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 121100110232 its reverse (232011001121), we get a palindrome (353111111353).
The spelling of 121100110232 in words is "one hundred twenty-one billion, one hundred million, one hundred ten thousand, two hundred thirty-two".
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