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9983007212 = 22291271733917
BaseRepresentation
bin10010100110000100…
…01001100111101100
3221202201210022101212
421103002021213230
5130421122212322
64330334253552
7502250106203
oct112302114754
927681708355
109983007212
114263169092
121b273572b8
13c3131aa79
146a9bbc23a
153d66530e2
hex2530899ec

9983007212 has 48 divisors (see below), whose sum is σ = 18324956160. Its totient is φ = 4752582912.

The previous prime is 9983007211. The next prime is 9983007289. The reversal of 9983007212 is 2127003899.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9983007212.

It is not an unprimeable number, because it can be changed into a prime (9983007211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2546678 + ... + 2550594.

It is an arithmetic number, because the mean of its divisors is an integer number (381769920).

Almost surely, 29983007212 is an apocalyptic number.

It is an amenable number.

9983007212 is a deficient number, since it is larger than the sum of its proper divisors (8341948948).

9983007212 is a wasteful number, since it uses less digits than its factorization.

9983007212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4250 (or 4248 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 9983007212 is about 99914.9999349447. Note that the first 4 decimals coincide. The cubic root of 9983007212 is about 2153.2136697543.

The spelling of 9983007212 in words is "nine billion, nine hundred eighty-three million, seven thousand, two hundred twelve".

Divisors: 1 2 4 29 58 116 127 173 254 346 508 692 3683 3917 5017 7366 7834 10034 14732 15668 20068 21971 43942 87884 113593 227186 454372 497459 637159 677641 994918 1274318 1355282 1989836 2548636 2710564 14426311 19651589 28852622 39303178 57705244 78606356 86060407 172120814 344241628 2495751803 4991503606 9983007212