Base | Representation |
---|---|
bin | 1000011100000100100… |
… | …0011001001001001001 |
3 | 111212012111101112112221 |
4 | 2013001020121021021 |
5 | 4333401333423333 |
6 | 150333350334041 |
7 | 13321410501235 |
oct | 2070110311111 |
9 | 455174345487 |
10 | 144974123593 |
11 | 56535127892 |
12 | 2411b65a321 |
13 | 108952607b0 |
14 | 70340b55c5 |
15 | 3b87765d2d |
hex | 21c1219249 |
144974123593 has 16 divisors (see below), whose sum is σ = 158093631360. Its totient is φ = 132139776384.
The previous prime is 144974123543. The next prime is 144974123599. The reversal of 144974123593 is 395321479441.
It is a cyclic number.
It is not a de Polignac number, because 144974123593 - 229 = 144437252681 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 144974123593.
It is not an unprimeable number, because it can be changed into a prime (144974123599) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 775330 + ... + 943972.
It is an arithmetic number, because the mean of its divisors is an integer number (9880851960).
Almost surely, 2144974123593 is an apocalyptic number.
144974123593 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
144974123593 is a deficient number, since it is larger than the sum of its proper divisors (13119507767).
144974123593 is a wasteful number, since it uses less digits than its factorization.
144974123593 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169488.
The product of its digits is 3265920, while the sum is 52.
The spelling of 144974123593 in words is "one hundred forty-four billion, nine hundred seventy-four million, one hundred twenty-three thousand, five hundred ninety-three".
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