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4144441141 = 16223255467
BaseRepresentation
bin1111011100000111…
…0010011100110101
3101200211111102110001
43313001302130311
531441434104031
61523125431301
7204463111531
oct36701623465
911624442401
104144441141
111837479a75
12977b6b531
13510825349
142b45d2bc1
15193ca7861
hexf7072735

4144441141 has 4 divisors (see below), whose sum is σ = 4144712832. Its totient is φ = 4144169452.

The previous prime is 4144441123. The next prime is 4144441193. The reversal of 4144441141 is 1411444414.

It is a happy number.

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 4144441141 - 225 = 4110886709 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 (4144441121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111511 + ... + 143956.

It is an arithmetic number, because the mean of its divisors is an integer number (1036178208).

Almost surely, 24144441141 is an apocalyptic number.

It is an amenable number.

4144441141 is a deficient number, since it is larger than the sum of its proper divisors (271691).

4144441141 is a wasteful number, since it uses less digits than its factorization.

4144441141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271690.

The product of its digits is 4096, while the sum is 28.

The square root of 4144441141 is about 64377.3340625410. The cubic root of 4144441141 is about 1606.2827374494.

Adding to 4144441141 its reverse (1411444414), we get a palindrome (5555885555).

The spelling of 4144441141 in words is "four billion, one hundred forty-four million, four hundred forty-one thousand, one hundred forty-one".

Divisors: 1 16223 255467 4144441141