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28000848682 = 21719191226937
BaseRepresentation
bin11010000100111110…
…110000101100101010
32200021102112111022201
4122010332300230222
5424321204124212
620510255210414
72010613200232
oct320476605452
980242474281
1028000848682
1110969827064
125515516a0a
132843157121
1414d8b30cc2
15add382b57
hex684fb0b2a

28000848682 has 32 divisors (see below), whose sum is σ = 47057863680. Its totient is φ = 12417937920.

The previous prime is 28000848569. The next prime is 28000848697. The reversal of 28000848682 is 28684800082.

It is a super-2 number, since 2×280008486822 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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, 9918 + ... + 236854.

It is an arithmetic number, because the mean of its divisors is an integer number (1470558240).

Almost surely, 228000848682 is an apocalyptic number.

28000848682 is a deficient number, since it is larger than the sum of its proper divisors (19057014998).

28000848682 is a wasteful number, since it uses less digits than its factorization.

28000848682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227166.

The product of its (nonzero) digits is 393216, while the sum is 46.

The spelling of 28000848682 in words is "twenty-eight billion, eight hundred forty-eight thousand, six hundred eighty-two".

Divisors: 1 2 17 19 34 38 191 323 382 646 3247 3629 6494 7258 61693 123386 226937 453874 3857929 4311803 7715858 8623606 43344967 73300651 86689934 146601302 736864439 823554373 1473728878 1647108746 14000424341 28000848682