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8072112708 = 223211101201823
BaseRepresentation
bin1111000010010001…
…01010101001000100
3202211120002210221100
413201020222221010
5113012430101313
63412553220100
7404014553202
oct74110525104
922746083840
108072112708
113472551830
121693401630
139b847146a
145680ba072
153239e2173
hex1e122aa44

8072112708 has 72 divisors (see below), whose sum is σ = 22479964416. Its totient is φ = 2421864000.

The previous prime is 8072112673. The next prime is 8072112721.

It is a happy number.

8072112708 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 60916 + ... + 140907.

It is an arithmetic number, because the mean of its divisors is an integer number (312221728).

Almost surely, 28072112708 is an apocalyptic number.

It is an amenable number.

8072112708 is an abundant number, since it is smaller than the sum of its proper divisors (14407851708).

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

8072112708 is a wasteful number, since it uses less digits than its factorization.

8072112708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201945 (or 201940 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 36.

The square root of 8072112708 is about 89844.9370192890. The cubic root of 8072112708 is about 2005.9914258187.

The spelling of 8072112708 in words is "eight billion, seventy-two million, one hundred twelve thousand, seven hundred eight".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 101 132 198 202 303 396 404 606 909 1111 1212 1818 2222 3333 3636 4444 6666 9999 13332 19998 39996 201823 403646 605469 807292 1210938 1816407 2220053 2421876 3632814 4440106 6660159 7265628 8880212 13320318 19980477 20384123 26640636 39960954 40768246 61152369 79921908 81536492 122304738 183457107 224225353 244609476 366914214 448450706 672676059 733828428 896901412 1345352118 2018028177 2690704236 4036056354 8072112708