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64300051206 = 23310711128427
BaseRepresentation
bin111011111000100101…
…001110101100000110
320010222011220001002000
4323320211032230012
52023141303114311
645312233130130
74434262263066
oct737045165406
9203864801060
1064300051206
11252a6780196
1210565b59946
1360a9596aa1
14317d9d13a6
151a14ee7056
hexef894eb06

64300051206 has 32 divisors (see below), whose sum is σ = 144224426880. Its totient is φ = 21233036808.

The previous prime is 64300051181. The next prime is 64300051241. The reversal of 64300051206 is 60215000346.

64300051206 is a `hidden beast` number, since 643 + 0 + 0 + 0 + 5 + 12 + 0 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 64300051206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5558436 + ... + 5569991.

It is an arithmetic number, because the mean of its divisors is an integer number (4507013340).

Almost surely, 264300051206 is an apocalyptic number.

64300051206 is an abundant number, since it is smaller than the sum of its proper divisors (79924375674).

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

64300051206 is a wasteful number, since it uses less digits than its factorization.

64300051206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11128545 (or 11128539 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 64300051206 in words is "sixty-four billion, three hundred million, fifty-one thousand, two hundred six".

Divisors: 1 2 3 6 9 18 27 54 107 214 321 642 963 1926 2889 5778 11128427 22256854 33385281 66770562 100155843 200311686 300467529 600935058 1190741689 2381483378 3572225067 7144450134 10716675201 21433350402 32150025603 64300051206