Base | Representation |
---|---|
bin | 101010111100100… |
… | …0011111011001001 |
3 | 10201102112111001220 |
4 | 1111321003323021 |
5 | 10422400143031 |
6 | 354554032253 |
7 | 50465324163 |
oct | 12571037311 |
9 | 3642474056 |
10 | 1441021641 |
11 | 67a467984 |
12 | 342718689 |
13 | 19c712337 |
14 | d954d933 |
15 | 86799596 |
hex | 55e43ec9 |
1441021641 has 16 divisors (see below), whose sum is σ = 1943718528. Its totient is φ = 949536000.
The previous prime is 1441021601. The next prime is 1441021657. The reversal of 1441021641 is 1461201441.
It is not a de Polignac number, because 1441021641 - 218 = 1440759497 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1441021601) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187425 + ... + 194961.
It is an arithmetic number, because the mean of its divisors is an integer number (121482408).
Almost surely, 21441021641 is an apocalyptic number.
It is an amenable number.
1441021641 is a deficient number, since it is larger than the sum of its proper divisors (502696887).
1441021641 is a wasteful number, since it uses less digits than its factorization.
1441021641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8272.
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 1441021641 is about 37960.7908373890. The cubic root of 1441021641 is about 1129.5102273563.
The spelling of 1441021641 in words is "one billion, four hundred forty-one million, twenty-one thousand, six hundred forty-one".
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