Base | Representation |
---|---|
bin | 111000100000010011… |
… | …0111110100110100100 |
3 | 102121012121100022111222 |
4 | 1301000212332212210 |
5 | 3442002304402004 |
6 | 131424430315512 |
7 | 11523664566410 |
oct | 1610046764644 |
9 | 377177308458 |
10 | 121343044004 |
11 | 47508a91a46 |
12 | 1b625658b98 |
13 | b59a513570 |
14 | 5c3186dd40 |
15 | 3252d497be |
hex | 1c409be9a4 |
121343044004 has 48 divisors (see below), whose sum is σ = 261914260608. Its totient is φ = 47900982528.
The previous prime is 121343043979. The next prime is 121343044037. The reversal of 121343044004 is 400440343121.
It is a Harshad number since it is a multiple of its sum of digits (26).
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, 186929 + ... + 526904.
It is an arithmetic number, because the mean of its divisors is an integer number (5456547096).
Almost surely, 2121343044004 is an apocalyptic number.
121343044004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
121343044004 is an abundant number, since it is smaller than the sum of its proper divisors (140571216604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121343044004 is a wasteful number, since it uses less digits than its factorization.
121343044004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 714324 (or 714322 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 121343044004 its reverse (400440343121), we get a palindrome (521783387125).
The spelling of 121343044004 in words is "one hundred twenty-one billion, three hundred forty-three million, forty-four thousand, four".
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