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4220411441 = 29149976721
BaseRepresentation
bin1111101110001110…
…0101111000110001
3101220010110010002212
43323203211320301
532120411131231
61534442021505
7206404622351
oct37343457061
911803403085
104220411441
111876348644
129994a7895
135234a449c
142c072ab61
1519a7b242b
hexfb8e5e31

4220411441 has 8 divisors (see below), whose sum is σ = 4395249000. Its totient is φ = 4047527680.

The previous prime is 4220411431. The next prime is 4220411471. The reversal of 4220411441 is 1441140224.

It can be written as a sum of positive squares in 4 ways, for example, as 175960225 + 4044451216 = 13265^2 + 63596^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-4220411441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4220411431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484040 + ... + 492681.

It is an arithmetic number, because the mean of its divisors is an integer number (549406125).

Almost surely, 24220411441 is an apocalyptic number.

It is an amenable number.

4220411441 is a deficient number, since it is larger than the sum of its proper divisors (174837559).

4220411441 is a wasteful number, since it uses less digits than its factorization.

4220411441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976899.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 4220411441 is about 64964.6938036346. The cubic root of 4220411441 is about 1616.0381061957.

Adding to 4220411441 its reverse (1441140224), we get a palindrome (5661551665).

The spelling of 4220411441 in words is "four billion, two hundred twenty million, four hundred eleven thousand, four hundred forty-one".

Divisors: 1 29 149 4321 976721 28324909 145531429 4220411441