Search a number
-
+
5085130721 = 111924330769
BaseRepresentation
bin1001011110001100…
…01110111111100001
3111010101120101221212
410233012032333201
540403243140341
62200331555505
7240004616666
oct45706167741
914111511855
105085130721
11217a472a80
12b9abbbb95
136306973b8
14363501a6d
151eb6705eb
hex12f18efe1

5085130721 has 8 divisors (see below), whose sum is σ = 5839384800. Its totient is φ = 4379538240.

The previous prime is 5085130693. The next prime is 5085130747. The reversal of 5085130721 is 1270315805.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5085130721 - 210 = 5085129697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5085130781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12165176 + ... + 12165593.

It is an arithmetic number, because the mean of its divisors is an integer number (729923100).

Almost surely, 25085130721 is an apocalyptic number.

It is an amenable number.

5085130721 is a deficient number, since it is larger than the sum of its proper divisors (754254079).

5085130721 is a wasteful number, since it uses less digits than its factorization.

5085130721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24330799.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 5085130721 is about 71310.1025171048. The cubic root of 5085130721 is about 1719.6261492550.

The spelling of 5085130721 in words is "five billion, eighty-five million, one hundred thirty thousand, seven hundred twenty-one".

Divisors: 1 11 19 209 24330769 267638459 462284611 5085130721