Base | Representation |
---|---|
bin | 10001010000000… |
… | …10110101010010 |
3 | 101002022021210011 |
4 | 20220002311102 |
5 | 244021340330 |
6 | 22205425134 |
7 | 3405025612 |
oct | 1050026522 |
9 | 332267704 |
10 | 144715090 |
11 | 74762653 |
12 | 4056b1aa |
13 | 23c9b540 |
14 | 15310a42 |
15 | ca8882a |
hex | 8a02d52 |
144715090 has 16 divisors (see below), whose sum is σ = 280524888. Its totient is φ = 53433216.
The previous prime is 144715079. The next prime is 144715093. The reversal of 144715090 is 90517441.
It can be written as a sum of positive squares in 4 ways, for example, as 89851441 + 54863649 = 9479^2 + 7407^2 .
It is not an unprimeable number, because it can be changed into a prime (144715093) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556467 + ... + 556726.
Almost surely, 2144715090 is an apocalyptic number.
144715090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144715090 is a deficient number, since it is larger than the sum of its proper divisors (135809798).
144715090 is a wasteful number, since it uses less digits than its factorization.
144715090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1113213.
The product of its (nonzero) digits is 5040, while the sum is 31.
The square root of 144715090 is about 12029.7585179421. The cubic root of 144715090 is about 525.0144697448.
The spelling of 144715090 in words is "one hundred forty-four million, seven hundred fifteen thousand, ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •