Base | Representation |
---|---|
bin | 10001010000011… |
… | …01111101010101 |
3 | 101002101121021222 |
4 | 20220031331111 |
5 | 244024320121 |
6 | 22210420125 |
7 | 3405305513 |
oct | 1050157525 |
9 | 332347258 |
10 | 144760661 |
11 | 74793911 |
12 | 40591645 |
13 | 23cb61c6 |
14 | 153234b3 |
15 | ca970ab |
hex | 8a0df55 |
144760661 has 8 divisors (see below), whose sum is σ = 156841344. Its totient is φ = 133076160.
The previous prime is 144760591. The next prime is 144760699. The reversal of 144760661 is 166067441.
144760661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144760661 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144760261) 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, 98285 + ... + 99746.
It is an arithmetic number, because the mean of its divisors is an integer number (19605168).
Almost surely, 2144760661 is an apocalyptic number.
It is an amenable number.
144760661 is a deficient number, since it is larger than the sum of its proper divisors (12080683).
144760661 is a wasteful number, since it uses less digits than its factorization.
144760661 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198091.
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 144760661 is about 12031.6524633984. The cubic root of 144760661 is about 525.0695732438.
The spelling of 144760661 in words is "one hundred forty-four million, seven hundred sixty thousand, six hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •