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4021443013441 = 7574491859063
BaseRepresentation
bin111010100001010000101…
…011101010101101000001
3112020110001021111122111011
4322201100223222231001
51011341403402412231
612315231520120521
7563353051421230
oct72412053525501
915213037448434
104021443013441
111310536818a87
1254b471166141
132322b3432179
14dc8d3132b17
156e9187659b1
hex3a850aeab41

4021443013441 has 4 divisors (see below), whose sum is σ = 4595934872512. Its totient is φ = 3446951154372.

The previous prime is 4021443013411. The next prime is 4021443013447. The reversal of 4021443013441 is 1443103441204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4021443013441 - 235 = 3987083275073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021443013447) 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 3 ways as a sum of consecutive naturals, for example, 287245929525 + ... + 287245929538.

It is an arithmetic number, because the mean of its divisors is an integer number (1148983718128).

Almost surely, 24021443013441 is an apocalyptic number.

It is an amenable number.

4021443013441 is a deficient number, since it is larger than the sum of its proper divisors (574491859071).

4021443013441 is an equidigital number, since it uses as much as digits as its factorization.

4021443013441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574491859070.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 4021443013441 its reverse (1443103441204), we get a palindrome (5464546454645).

The spelling of 4021443013441 in words is "four trillion, twenty-one billion, four hundred forty-three million, thirteen thousand, four hundred forty-one".

Divisors: 1 7 574491859063 4021443013441