Base | Representation |
---|---|
bin | 1011001101010100110010… |
… | …0010010101101100110101 |
3 | 1121122010020001112101010011 |
4 | 2303111030202111230311 |
5 | 3103402110040224141 |
6 | 42113205235300221 |
7 | 2411226640132450 |
oct | 263251442255465 |
9 | 47563201471104 |
10 | 12323545242421 |
11 | 3a21428019236 |
12 | 147047644a671 |
13 | 6b514a5434aa |
14 | 308669bc0497 |
15 | 16586c6e2881 |
hex | b354c895b35 |
12323545242421 has 16 divisors (see below), whose sum is σ = 14097483024768. Its totient is φ = 10552967006400.
The previous prime is 12323545242383. The next prime is 12323545242431. The reversal of 12323545242421 is 12424254532321.
12323545242421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12323545242421 - 213 = 12323545234229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12323545242431) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94541431 + ... + 94671691.
It is an arithmetic number, because the mean of its divisors is an integer number (881092689048).
Almost surely, 212323545242421 is an apocalyptic number.
It is an amenable number.
12323545242421 is a deficient number, since it is larger than the sum of its proper divisors (1773937782347).
12323545242421 is a wasteful number, since it uses less digits than its factorization.
12323545242421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143052.
The product of its digits is 460800, while the sum is 40.
Adding to 12323545242421 its reverse (12424254532321), we get a palindrome (24747799774742).
The spelling of 12323545242421 in words is "twelve trillion, three hundred twenty-three billion, five hundred forty-five million, two hundred forty-two thousand, four hundred twenty-one".
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