Base | Representation |
---|---|
bin | 10001001110110… |
… | …10101011110101 |
3 | 101001222221012121 |
4 | 20213122223311 |
5 | 244001110040 |
6 | 22202115541 |
7 | 3403442311 |
oct | 1047325365 |
9 | 331887177 |
10 | 144550645 |
11 | 74660048 |
12 | 404abbb1 |
13 | 23c41735 |
14 | 152aab41 |
15 | ca54c4a |
hex | 89daaf5 |
144550645 has 16 divisors (see below), whose sum is σ = 181728000. Its totient is φ = 110230848.
The previous prime is 144550621. The next prime is 144550673. The reversal of 144550645 is 546055441.
It is a cyclic number.
It is not a de Polignac number, because 144550645 - 211 = 144548597 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 144550645.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5146 + ... + 17764.
It is an arithmetic number, because the mean of its divisors is an integer number (11358000).
Almost surely, 2144550645 is an apocalyptic number.
It is an amenable number.
144550645 is a deficient number, since it is larger than the sum of its proper divisors (37177355).
144550645 is a wasteful number, since it uses less digits than its factorization.
144550645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12732.
The product of its (nonzero) digits is 48000, while the sum is 34.
The square root of 144550645 is about 12022.9216499152. The cubic root of 144550645 is about 524.8155300503.
The spelling of 144550645 in words is "one hundred forty-four million, five hundred fifty thousand, six hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •