Search a number
-
+
54485920801 = 1317939758979
BaseRepresentation
bin110010101111100111…
…010010110000100001
312012122012212120002201
4302233213102300201
51343041343431201
641010330213201
73636132454024
oct625747226041
9165565776081
1054485920801
112111a977814
12a687284201
1351a4257030
1428cc4131bb
15163d601801
hexcaf9d2c21

54485920801 has 16 divisors (see below), whose sum is σ = 59154580800. Its totient is φ = 49886895168.

The previous prime is 54485920781. The next prime is 54485920807. The reversal of 54485920801 is 10802958445.

54485920801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54485920801 - 225 = 54452366369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54485920807) 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, 894330 + ... + 953308.

It is an arithmetic number, because the mean of its divisors is an integer number (3697161300).

Almost surely, 254485920801 is an apocalyptic number.

It is an amenable number.

54485920801 is a deficient number, since it is larger than the sum of its proper divisors (4668659999).

54485920801 is a wasteful number, since it uses less digits than its factorization.

54485920801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59568.

The product of its (nonzero) digits is 460800, while the sum is 46.

The spelling of 54485920801 in words is "fifty-four billion, four hundred eighty-five million, nine hundred twenty thousand, eight hundred one".

Divisors: 1 13 179 397 2327 5161 58979 71063 766727 923819 10557241 23414663 137244133 304390619 4191224677 54485920801