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9761968808 = 2319473074451
BaseRepresentation
bin10010001011101101…
…11101001010101000
3221012022212101201022
421011312331022220
5124443031000213
64252400512012
7463624236314
oct110566751250
927168771638
109761968808
11415a416719
121a8531b608
13bc75a8807
146886c0b44
153c2040308
hex245dbd2a8

9761968808 has 64 divisors (see below), whose sum is σ = 19745510400. Its totient is φ = 4509950400.

The previous prime is 9761968807. The next prime is 9761968819. The reversal of 9761968808 is 8088691679.

9761968808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9761968807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2190983 + ... + 2195433.

It is an arithmetic number, because the mean of its divisors is an integer number (308523600).

Almost surely, 29761968808 is an apocalyptic number.

It is an amenable number.

9761968808 is an abundant number, since it is smaller than the sum of its proper divisors (9983541592).

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

9761968808 is a wasteful number, since it uses less digits than its factorization.

9761968808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4830 (or 4826 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 62.

The square root of 9761968808 is about 98802.6761176032. The cubic root of 9761968808 is about 2137.2031480328.

The spelling of 9761968808 in words is "nine billion, seven hundred sixty-one million, nine hundred sixty-eight thousand, eight hundred eight".

Divisors: 1 2 4 8 19 38 47 76 94 152 188 307 376 614 893 1228 1786 2456 3572 4451 5833 7144 8902 11666 14429 17804 23332 28858 35608 46664 57716 84569 115432 169138 209197 274151 338276 418394 548302 676552 836788 1096604 1366457 1673576 2193208 2732914 3974743 5465828 7949486 10931656 15898972 25962683 31797944 51925366 64223479 103850732 128446958 207701464 256893916 513787832 1220246101 2440492202 4880984404 9761968808