Base | Representation |
---|---|
bin | 111000011010010000… |
… | …0101010001101111010 |
3 | 102120200110101201020210 |
4 | 1300310200222031322 |
5 | 3441043323423200 |
6 | 131352335531550 |
7 | 11515651346361 |
oct | 1606440521572 |
9 | 376613351223 |
10 | 121140061050 |
11 | 47414451938 |
12 | 1b589689bb6 |
13 | b5674535c8 |
14 | 5c129127d8 |
15 | 3240101650 |
hex | 1c3482a37a |
121140061050 has 48 divisors (see below), whose sum is σ = 300459867552. Its totient is φ = 32300520000.
The previous prime is 121140061013. The next prime is 121140061057. The reversal of 121140061050 is 50160041121.
It is a super-3 number, since 3×1211400610503 (a number of 34 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (121140061057) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 1536697 + ... + 1613603.
It is an arithmetic number, because the mean of its divisors is an integer number (6259580574).
Almost surely, 2121140061050 is an apocalyptic number.
121140061050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121140061050 is an abundant number, since it is smaller than the sum of its proper divisors (179319806502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121140061050 is a wasteful number, since it uses less digits than its factorization.
121140061050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87423 (or 87418 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 21.
The spelling of 121140061050 in words is "one hundred twenty-one billion, one hundred forty million, sixty-one thousand, fifty".
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