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9768704020 = 2252099232699
BaseRepresentation
bin10010001100100001…
…01001100000010100
3221012210112120200121
421012100221200110
5130001242012040
64253201121324
7464035420435
oct110620514024
927183476617
109768704020
1141631a6a09
121a87629244
13bc8ac634a
1468955548c
153c2920c4a
hex246429814

9768704020 has 24 divisors (see below), whose sum is σ = 20524140000. Its totient is φ = 3905603232.

The previous prime is 9768703963. The next prime is 9768704039. The reversal of 9768704020 is 204078679.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74370 + ... + 158329.

It is an arithmetic number, because the mean of its divisors is an integer number (855172500).

Almost surely, 29768704020 is an apocalyptic number.

It is an amenable number.

9768704020 is an abundant number, since it is smaller than the sum of its proper divisors (10755435980).

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

9768704020 is a wasteful number, since it uses less digits than its factorization.

9768704020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234807 (or 234805 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 9768704020 is about 98836.7543983512. The cubic root of 9768704020 is about 2137.6945518800.

The spelling of 9768704020 in words is "nine billion, seven hundred sixty-eight million, seven hundred four thousand, twenty".

Divisors: 1 2 4 5 10 20 2099 4198 8396 10495 20990 41980 232699 465398 930796 1163495 2326990 4653980 488435201 976870402 1953740804 2442176005 4884352010 9768704020