Base | Representation |
---|---|
bin | 111000100011001110… |
… | …0110011011101010010 |
3 | 102121110102202001001002 |
4 | 1301012130303131102 |
5 | 3442202401241320 |
6 | 131442250542002 |
7 | 11526264544550 |
oct | 1610634633522 |
9 | 377412661032 |
10 | 121441040210 |
11 | 47559334a46 |
12 | 1b652437902 |
13 | b5b4904c99 |
14 | 5c4089cbd0 |
15 | 325b755675 |
hex | 1c46733752 |
121441040210 has 64 divisors (see below), whose sum is σ = 258075279360. Its totient is φ = 40263341760.
The previous prime is 121441040207. The next prime is 121441040293. The reversal of 121441040210 is 12040144121.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2945921 + ... + 2986859.
It is an arithmetic number, because the mean of its divisors is an integer number (4032426240).
Almost surely, 2121441040210 is an apocalyptic number.
121441040210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121441040210 is an abundant number, since it is smaller than the sum of its proper divisors (136634239150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121441040210 is a wasteful number, since it uses less digits than its factorization.
121441040210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42351.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 121441040210 its reverse (12040144121), we get a palindrome (133481184331).
The spelling of 121441040210 in words is "one hundred twenty-one billion, four hundred forty-one million, forty thousand, two hundred ten".
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