Base | Representation |
---|---|
bin | 10001001101101… |
… | …01111010100001 |
3 | 101001201021121101 |
4 | 20212311322201 |
5 | 243431300113 |
6 | 22154554401 |
7 | 3402244231 |
oct | 1046657241 |
9 | 331637541 |
10 | 144400033 |
11 | 74567978 |
12 | 40438a01 |
13 | 23bbb00b |
14 | 1526bcc1 |
15 | ca252dd |
hex | 89b5ea1 |
144400033 has 2 divisors, whose sum is σ = 144400034. Its totient is φ = 144400032.
The previous prime is 144400001. The next prime is 144400079. The reversal of 144400033 is 330004441.
144400033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 142277184 + 2122849 = 11928^2 + 1457^2 .
It is a cyclic number.
It is not a de Polignac number, because 144400033 - 25 = 144400001 is a prime.
It is not a weakly prime, because it can be changed into another prime (144400433) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72200016 + 72200017.
It is an arithmetic number, because the mean of its divisors is an integer number (72200017).
Almost surely, 2144400033 is an apocalyptic number.
It is an amenable number.
144400033 is a deficient number, since it is larger than the sum of its proper divisors (1).
144400033 is an equidigital number, since it uses as much as digits as its factorization.
144400033 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 144400033 is about 12016.6564817340. The cubic root of 144400033 is about 524.6331926068.
Adding to 144400033 its reverse (330004441), we get a palindrome (474404474).
The spelling of 144400033 in words is "one hundred forty-four million, four hundred thousand, thirty-three".
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