Base | Representation |
---|---|
bin | 10001001110110… |
… | …11001001101001 |
3 | 101002000000211021 |
4 | 20213123021221 |
5 | 244001140203 |
6 | 22202132441 |
7 | 3403451005 |
oct | 1047331151 |
9 | 332000737 |
10 | 144552553 |
11 | 74661522 |
12 | 404b1121 |
13 | 23c42572 |
14 | 152ab705 |
15 | ca555bd |
hex | 89db269 |
144552553 has 2 divisors, whose sum is σ = 144552554. Its totient is φ = 144552552.
The previous prime is 144552497. The next prime is 144552557. The reversal of 144552553 is 355255441.
144552553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 141063129 + 3489424 = 11877^2 + 1868^2 .
It is an emirp because it is prime and its reverse (355255441) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 144552553 - 217 = 144421481 is a prime.
It is not a weakly prime, because it can be changed into another prime (144552557) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72276276 + 72276277.
It is an arithmetic number, because the mean of its divisors is an integer number (72276277).
Almost surely, 2144552553 is an apocalyptic number.
It is an amenable number.
144552553 is a deficient number, since it is larger than the sum of its proper divisors (1).
144552553 is an equidigital number, since it uses as much as digits as its factorization.
144552553 is an evil number, because the sum of its binary digits is even.
The product of its digits is 60000, while the sum is 34.
The square root of 144552553 is about 12023.0009980870. Note that the first 3 decimals coincide. The cubic root of 144552553 is about 524.8178391456.
The spelling of 144552553 in words is "one hundred forty-four million, five hundred fifty-two thousand, five hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •