Search a number
-
+
445241042104453 = 7229316987647479
BaseRepresentation
bin110010100111100011100001…
…0001001110111000010000101
32011101110121221202112212102121
41211033013002021313002011
5431324312123234320303
64214540524440405541
7162532414041601450
oct14517070211670205
92141417852485377
10445241042104453
1111995a735948a11
1241b2a8441768b1
131615908613aa3a
147bd3ad2306497
153671b1bc249bd
hex194f1c2277085

445241042104453 has 16 divisors (see below), whose sum is σ = 511230221344000. Its totient is φ = 379848743695872.

The previous prime is 445241042104433. The next prime is 445241042104457. The reversal of 445241042104453 is 354401240142544.

It is a cyclic number.

It is not a de Polignac number, because 445241042104453 - 217 = 445241041973381 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 (445241042104457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38743833 + ... + 48903646.

It is an arithmetic number, because the mean of its divisors is an integer number (31951888834000).

Almost surely, 2445241042104453 is an apocalyptic number.

It is an amenable number.

445241042104453 is a deficient number, since it is larger than the sum of its proper divisors (65989179239547).

445241042104453 is a wasteful number, since it uses less digits than its factorization.

445241042104453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87650884.

The product of its (nonzero) digits is 1228800, while the sum is 43.

Adding to 445241042104453 its reverse (354401240142544), we get a palindrome (799642282246997).

The spelling of 445241042104453 in words is "four hundred forty-five trillion, two hundred forty-one billion, forty-two million, one hundred four thousand, four hundred fifty-three".

Divisors: 1 7 229 1603 3169 22183 725701 5079907 87647479 613532353 20071272691 140498908837 277754860951 1944284026657 63605863157779 445241042104453