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4400024441 = 44982911821
BaseRepresentation
bin1000001100100001…
…10000101101111001
3102100122102101211012
410012100300231321
533002401240231
62004335443305
7214015406411
oct40620605571
912318371735
104400024441
11195877653a
12a29686535
13551771177
142da523641
151ab440e2b
hex106430b79

4400024441 has 8 divisors (see below), whose sum is σ = 4415517000. Its totient is φ = 4384558080.

The previous prime is 4400024417. The next prime is 4400024443. The reversal of 4400024441 is 1444200044.

It can be written as a sum of positive squares in 4 ways, for example, as 344882041 + 4055142400 = 18571^2 + 63680^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4400024441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4400024443) 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, 366311 + ... + 378131.

It is an arithmetic number, because the mean of its divisors is an integer number (551939625).

Almost surely, 24400024441 is an apocalyptic number.

It is an amenable number.

4400024441 is a deficient number, since it is larger than the sum of its proper divisors (15492559).

4400024441 is a wasteful number, since it uses less digits than its factorization.

4400024441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13099.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 4400024441 is about 66332.6800378215. The cubic root of 4400024441 is about 1638.6455752913.

Adding to 4400024441 its reverse (1444200044), we get a palindrome (5844224485).

The spelling of 4400024441 in words is "four billion, four hundred million, twenty-four thousand, four hundred forty-one".

Divisors: 1 449 829 11821 372221 5307629 9799609 4400024441