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44200440401 = 133400033877
BaseRepresentation
bin101001001010100011…
…010011001001010001
311020002101221000111012
4221022203103021101
51211010303043101
632145544500305
73123220354505
oct511243231121
9136071830435
1044200440401
1117821aa6097
12869677a695
134225383860
1421d43ba305
15123a651bbb
hexa4a8d3251

44200440401 has 4 divisors (see below), whose sum is σ = 47600474292. Its totient is φ = 40800406512.

The previous prime is 44200440377. The next prime is 44200440433. The reversal of 44200440401 is 10404400244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27085259776 + 17115180625 = 164576^2 + 130825^2 .

It is a cyclic number.

It is not a de Polignac number, because 44200440401 - 218 = 44200178257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44200440461) 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, 1700016926 + ... + 1700016951.

It is an arithmetic number, because the mean of its divisors is an integer number (11900118573).

Almost surely, 244200440401 is an apocalyptic number.

It is an amenable number.

44200440401 is a deficient number, since it is larger than the sum of its proper divisors (3400033891).

44200440401 is a wasteful number, since it uses less digits than its factorization.

44200440401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400033890.

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

Adding to 44200440401 its reverse (10404400244), we get a palindrome (54604840645).

The spelling of 44200440401 in words is "forty-four billion, two hundred million, four hundred forty thousand, four hundred one".

Divisors: 1 13 3400033877 44200440401