Search a number
-
+
6814104514560 = 2123357337971
BaseRepresentation
bin110001100101000100001…
…0001110111000000000000
3220010102101122210212111000
41203022020101313000000
51343120241223431220
622254204552052000
71302205601466000
oct143121021670000
926112348725430
106814104514560
11219793339a752
12920751994000
133a574b47c975
14197b39476000
15bc3b5655390
hex63288477000

6814104514560 has 1664 divisors, whose sum is σ = 29044106496000. Its totient is φ = 1513854074880.

The previous prime is 6814104514541. The next prime is 6814104514561. The reversal of 6814104514560 is 654154014186.

6814104514560 is a `hidden beast` number, since 6 + 8 + 1 + 41 + 0 + 45 + 1 + 4 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6814104514561) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7017614875 + ... + 7017615845.

Almost surely, 26814104514560 is an apocalyptic number.

6814104514560 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6814104514560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14522053248000).

6814104514560 is an abundant number, since it is smaller than the sum of its proper divisors (22230001981440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6814104514560 is an equidigital number, since it uses as much as digits as its factorization.

6814104514560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067 (or 1025 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 6814104514560 in words is "six trillion, eight hundred fourteen billion, one hundred four million, five hundred fourteen thousand, five hundred sixty".