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44454007141 = 85352114897
BaseRepresentation
bin101001011001101010…
…100101000101100101
311020202002001112122221
4221121222211011211
51212020211212031
632231043352341
73132416553235
oct513152450545
9136662045587
1044454007141
1117942145585
1287476826b1
134265a7484b
142219d43cc5
151252a3ca11
hexa59aa5165

44454007141 has 4 divisors (see below), whose sum is σ = 44506122892. Its totient is φ = 44401891392.

The previous prime is 44454007057. The next prime is 44454007159. The reversal of 44454007141 is 14170045444.

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 5912072100 + 38541935041 = 76890^2 + 196321^2 .

It is a cyclic number.

It is not a de Polignac number, because 44454007141 - 227 = 44319789413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44454007097 and 44454007106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44454907141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26056596 + ... + 26058301.

It is an arithmetic number, because the mean of its divisors is an integer number (11126530723).

Almost surely, 244454007141 is an apocalyptic number.

It is an amenable number.

44454007141 is a deficient number, since it is larger than the sum of its proper divisors (52115751).

44454007141 is an equidigital number, since it uses as much as digits as its factorization.

44454007141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52115750.

The product of its (nonzero) digits is 35840, while the sum is 34.

The spelling of 44454007141 in words is "forty-four billion, four hundred fifty-four million, seven thousand, one hundred forty-one".

Divisors: 1 853 52114897 44454007141