Search a number
-
+
6489310996231 = 71327698601679
BaseRepresentation
bin101111001101110100100…
…0100111010011100000111
3211222101001020111121112021
41132123221010322130013
51322310102103334411
621445052011504011
71236560114233330
oct136335104723407
924871036447467
106489310996231
112082112977138
12889809158007
13380c29b3116b
14186127579287
15b3c064ada71
hex5e6e913a707

6489310996231 has 8 divisors (see below), whose sum is σ = 7421944248320. Its totient is φ = 5558074950168.

The previous prime is 6489310996229. The next prime is 6489310996241. The reversal of 6489310996231 is 1326990139846.

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

It is a cyclic number.

It is not a de Polignac number, because 6489310996231 - 21 = 6489310996229 is a prime.

It is a super-2 number, since 2×64893109962312 (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6489310996231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6489310996241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349291551 + ... + 349310128.

It is an arithmetic number, because the mean of its divisors is an integer number (927743031040).

Almost surely, 26489310996231 is an apocalyptic number.

6489310996231 is a deficient number, since it is larger than the sum of its proper divisors (932633252089).

6489310996231 is a wasteful number, since it uses less digits than its factorization.

6489310996231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698603013.

The product of its (nonzero) digits is 15116544, while the sum is 61.

The spelling of 6489310996231 in words is "six trillion, four hundred eighty-nine billion, three hundred ten million, nine hundred ninety-six thousand, two hundred thirty-one".

Divisors: 1 7 1327 9289 698601679 4890211753 927044428033 6489310996231