Base | Representation |
---|---|
bin | 111000011111000110… |
… | …0000101100101101101 |
3 | 102121002202221102201010 |
4 | 1300332030011211231 |
5 | 3441411411042201 |
6 | 131420420135433 |
7 | 11522662505310 |
oct | 1607614054555 |
9 | 377082842633 |
10 | 121302440301 |
11 | 47498079869 |
12 | 1b613b37579 |
13 | b591c97cc3 |
14 | 5c2a300977 |
15 | 324e4c8bd6 |
hex | 1c3e30596d |
121302440301 has 64 divisors (see below), whose sum is σ = 192237649920. Its totient is φ = 66569018880.
The previous prime is 121302440293. The next prime is 121302440327. The reversal of 121302440301 is 103044203121.
It is not a de Polignac number, because 121302440301 - 23 = 121302440293 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121302440341) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 140558596 + ... + 140559458.
It is an arithmetic number, because the mean of its divisors is an integer number (3003713280).
Almost surely, 2121302440301 is an apocalyptic number.
It is an amenable number.
121302440301 is a deficient number, since it is larger than the sum of its proper divisors (70935209619).
121302440301 is a wasteful number, since it uses less digits than its factorization.
121302440301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1866.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 121302440301 its reverse (103044203121), we get a palindrome (224346643422).
The spelling of 121302440301 in words is "one hundred twenty-one billion, three hundred two million, four hundred forty thousand, three hundred one".
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