Base | Representation |
---|---|
bin | 10001001111101… |
… | …01110100110000 |
3 | 101002012120200202 |
4 | 20213311310300 |
5 | 244013134213 |
6 | 22204334332 |
7 | 3404414354 |
oct | 1047656460 |
9 | 332176622 |
10 | 144661808 |
11 | 74726615 |
12 | 405443a8 |
13 | 23c80205 |
14 | 152d9464 |
15 | ca77b58 |
hex | 89f5d30 |
144661808 has 20 divisors (see below), whose sum is σ = 280811640. Its totient is φ = 72194304.
The previous prime is 144661807. The next prime is 144661813. The reversal of 144661808 is 808166441.
144661808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144661807) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488 + ... + 17016.
It is an arithmetic number, because the mean of its divisors is an integer number (14040582).
Almost surely, 2144661808 is an apocalyptic number.
It is an amenable number.
144661808 is a deficient number, since it is larger than the sum of its proper divisors (136149832).
144661808 is a wasteful number, since it uses less digits than its factorization.
144661808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17084 (or 17078 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 38.
The square root of 144661808 is about 12027.5437226393. The cubic root of 144661808 is about 524.9500275942.
It can be divided in two parts, 14466 and 1808, that multiplied together give a triangular number (26154528 = T7232).
The spelling of 144661808 in words is "one hundred forty-four million, six hundred sixty-one thousand, eight hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •