Base | Representation |
---|---|
bin | 1101000011010… |
… | …1010001010001 |
3 | 10211000021211221 |
4 | 3100311101101 |
5 | 103003303040 |
6 | 5233205041 |
7 | 1233213631 |
oct | 320652121 |
9 | 124007757 |
10 | 54744145 |
11 | 289a10a5 |
12 | 16400781 |
13 | b4598b1 |
14 | 73b06c1 |
15 | 4c1574a |
hex | 3435451 |
54744145 has 16 divisors (see below), whose sum is σ = 67138560. Its totient is φ = 42840000.
The previous prime is 54744113. The next prime is 54744169. The reversal of 54744145 is 54144745.
It is not a de Polignac number, because 54744145 - 25 = 54744113 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 54744145.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72520 + ... + 73270.
It is an arithmetic number, because the mean of its divisors is an integer number (4196160).
Almost surely, 254744145 is an apocalyptic number.
It is an amenable number.
54744145 is a deficient number, since it is larger than the sum of its proper divisors (12394415).
54744145 is a wasteful number, since it uses less digits than its factorization.
54744145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1056.
The product of its digits is 44800, while the sum is 34.
The square root of 54744145 is about 7398.9286386611. The cubic root of 54744145 is about 379.7046296584.
The spelling of 54744145 in words is "fifty-four million, seven hundred forty-four thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •