Base | Representation |
---|---|
bin | 1011101101101100… |
… | …0001110010101101 |
3 | 22010010210022200011 |
4 | 2323123001302231 |
5 | 22414433041441 |
6 | 1240003533221 |
7 | 140631111502 |
oct | 27333016255 |
9 | 8103708604 |
10 | 3144424621 |
11 | 1373a44838 |
12 | 73908a211 |
13 | 3b15b07b0 |
14 | 21b87d4a9 |
15 | 1360c1581 |
hex | bb6c1cad |
3144424621 has 8 divisors (see below), whose sum is σ = 3387371960. Its totient is φ = 2901629952.
The previous prime is 3144424607. The next prime is 3144424663. The reversal of 3144424621 is 1264244413.
It can be written as a sum of positive squares in 4 ways, for example, as 235008900 + 2909415721 = 15330^2 + 53939^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3144424621 - 211 = 3144422573 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 (3144424721) 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, 6565 + ... + 79573.
It is an arithmetic number, because the mean of its divisors is an integer number (423421495).
Almost surely, 23144424621 is an apocalyptic number.
It is an amenable number.
3144424621 is a deficient number, since it is larger than the sum of its proper divisors (242947339).
3144424621 is a wasteful number, since it uses less digits than its factorization.
3144424621 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76335.
The product of its digits is 18432, while the sum is 31.
The square root of 3144424621 is about 56075.1693800384. The cubic root of 3144424621 is about 1465.0318375357.
It can be divided in two parts, 31444 and 24621, that added together give a palindrome (56065).
The spelling of 3144424621 in words is "three billion, one hundred forty-four million, four hundred twenty-four thousand, six hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •