Base | Representation |
---|---|
bin | 111000100000100000… |
… | …1111100100011111010 |
3 | 102121020002122111002021 |
4 | 1301001001330203322 |
5 | 3442011112113110 |
6 | 131425242025054 |
7 | 11524111642312 |
oct | 1610101744372 |
9 | 377202574067 |
10 | 121350113530 |
11 | 47511a80428 |
12 | 1b627aa818a |
13 | b59bb1a309 |
14 | 5c32790442 |
15 | 32537942da |
hex | 1c4107c8fa |
121350113530 has 32 divisors (see below), whose sum is σ = 221115911184. Its totient is φ = 47946157056.
The previous prime is 121350113527. The next prime is 121350113543. The reversal of 121350113530 is 35311053121.
121350113530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 19972190329 + 101377923201 = 141323^2 + 318399^2 .
It is a junction number, because it is equal to n+sod(n) for n = 121350113495 and 121350113504.
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, 147832 + ... + 514348.
Almost surely, 2121350113530 is an apocalyptic number.
121350113530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121350113530 is a deficient number, since it is larger than the sum of its proper divisors (99765797654).
121350113530 is a wasteful number, since it uses less digits than its factorization.
121350113530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366930.
The product of its (nonzero) digits is 1350, while the sum is 25.
Adding to 121350113530 its reverse (35311053121), we get a palindrome (156661166651).
The spelling of 121350113530 in words is "one hundred twenty-one billion, three hundred fifty million, one hundred thirteen thousand, five hundred thirty".
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