Base | Representation |
---|---|
bin | 10001010000000… |
… | …11111100011001 |
3 | 101002022112000201 |
4 | 20220003330121 |
5 | 244022012031 |
6 | 22205502201 |
7 | 3405045103 |
oct | 1050037431 |
9 | 332275021 |
10 | 144719641 |
11 | 74766010 |
12 | 40571961 |
13 | 23ca0631 |
14 | 15312573 |
15 | ca89d61 |
hex | 8a03f19 |
144719641 has 8 divisors (see below), whose sum is σ = 158586624. Its totient is φ = 130971120.
The previous prime is 144719609. The next prime is 144719647. The reversal of 144719641 is 146917441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144719641 - 25 = 144719609 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 144719641.
It is not an unprimeable number, because it can be changed into a prime (144719647) 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, 27046 + ... + 31951.
It is an arithmetic number, because the mean of its divisors is an integer number (19823328).
Almost surely, 2144719641 is an apocalyptic number.
144719641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
144719641 is a deficient number, since it is larger than the sum of its proper divisors (13866983).
144719641 is a wasteful number, since it uses less digits than its factorization.
144719641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59231.
The product of its digits is 24192, while the sum is 37.
The square root of 144719641 is about 12029.9476723716. The cubic root of 144719641 is about 525.0199732386.
The spelling of 144719641 in words is "one hundred forty-four million, seven hundred nineteen thousand, six hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •