Search a number
-
+
9871468313 = 7328779791
BaseRepresentation
bin10010011000110001…
…01010011100011001
3221110221220112210112
421030120222130121
5130204043441223
64311311454105
7466424045000
oct111430523431
927427815715
109871468313
114206206283
121ab5b27335
13c14197115
14699065c37
153cb96e778
hex24c62a719

9871468313 has 8 divisors (see below), whose sum is σ = 11511916800. Its totient is φ = 8461258260.

The previous prime is 9871468283. The next prime is 9871468337. The reversal of 9871468313 is 3138641789.

It is not a de Polignac number, because 9871468313 - 210 = 9871467289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9871468513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14389553 + ... + 14390238.

It is an arithmetic number, because the mean of its divisors is an integer number (1438989600).

Almost surely, 29871468313 is an apocalyptic number.

It is an amenable number.

9871468313 is a deficient number, since it is larger than the sum of its proper divisors (1640448487).

9871468313 is an equidigital number, since it uses as much as digits as its factorization.

9871468313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28779812 (or 28779798 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 9871468313 is about 99355.2631368867. The cubic root of 9871468313 is about 2145.1644209012.

The spelling of 9871468313 in words is "nine billion, eight hundred seventy-one million, four hundred sixty-eight thousand, three hundred thirteen".

Divisors: 1 7 49 343 28779791 201458537 1410209759 9871468313