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6838612330 = 2511471322749
BaseRepresentation
bin1100101111001110…
…01111000101101010
3122122121001111112011
412113213033011222
5103001141043310
63050331110134
7331316150164
oct62747170552
918577044464
106838612330
11299a244730
1213aa2a234a
1384ca4a994
1448c349934
152a058a78a
hex1979cf16a

6838612330 has 32 divisors (see below), whose sum is σ = 13714272000. Its totient is φ = 2433856320.

The previous prime is 6838612303. The next prime is 6838612337. The reversal of 6838612330 is 332168386.

It is not an unprimeable number, because it can be changed into a prime (6838612337) 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 15 ways as a sum of consecutive naturals, for example, 656205 + ... + 666544.

It is an arithmetic number, because the mean of its divisors is an integer number (428571000).

Almost surely, 26838612330 is an apocalyptic number.

6838612330 is an abundant number, since it is smaller than the sum of its proper divisors (6875659670).

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

6838612330 is a wasteful number, since it uses less digits than its factorization.

6838612330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322814.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 6838612330 is about 82695.9027400995. The cubic root of 6838612330 is about 1898.1156137114.

The spelling of 6838612330 in words is "six billion, eight hundred thirty-eight million, six hundred twelve thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 47 55 94 110 235 470 517 1034 2585 5170 1322749 2645498 6613745 13227490 14550239 29100478 62169203 72751195 124338406 145502390 310846015 621692030 683861233 1367722466 3419306165 6838612330