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4839638067 = 3211193182997
BaseRepresentation
bin1001000000111011…
…10000010000110011
3110111021122002100100
410200131300100303
534402421404232
62120122123443
7230634146655
oct44035602063
913437562310
104839638067
112063938790
12b30950583
135c1872484
1433ca7a6d5
151d4d2bc7c
hex120770433

4839638067 has 48 divisors (see below), whose sum is σ = 8286520320. Its totient is φ = 2689070400.

The previous prime is 4839638009. The next prime is 4839638071. The reversal of 4839638067 is 7608369384.

It is not a de Polignac number, because 4839638067 - 27 = 4839637939 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4839638087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16813 + ... + 99809.

It is an arithmetic number, because the mean of its divisors is an integer number (172635840).

Almost surely, 24839638067 is an apocalyptic number.

4839638067 is a deficient number, since it is larger than the sum of its proper divisors (3446882253).

4839638067 is a wasteful number, since it uses less digits than its factorization.

4839638067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83064 (or 83061 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The square root of 4839638067 is about 69567.5072645269. The cubic root of 4839638067 is about 1691.4959464216.

The spelling of 4839638067 in words is "four billion, eight hundred thirty-nine million, six hundred thirty-eight thousand, sixty-seven".

Divisors: 1 3 9 11 19 31 33 57 93 99 171 209 279 341 589 627 1023 1767 1881 3069 5301 6479 19437 58311 82997 248991 746973 912967 1576943 2572907 2738901 4730829 7718721 8216703 14192487 17346373 23156163 28301977 48885233 52039119 84905931 146655699 156117357 254717793 439967097 537737563 1613212689 4839638067