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66301838060 = 2255171641093
BaseRepresentation
bin111101101111111001…
…011100001011101100
320100010200121100101212
4331233321130023230
52041241232304220
650243022253552
74535010216263
oct755771341354
9210120540355
1066301838060
1126133728297
1210a244272b8
136338218553
1432cd7d35da
151ad0b0e0c5
hexf6fe5c2ec

66301838060 has 24 divisors (see below), whose sum is σ = 139261003056. Its totient is φ = 26515565120.

The previous prime is 66301838051. The next prime is 66301838093. The reversal of 66301838060 is 6083810366.

It is a junction number, because it is equal to n+sod(n) for n = 66301837999 and 66301838017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217127 + ... + 423966.

It is an arithmetic number, because the mean of its divisors is an integer number (5802541794).

Almost surely, 266301838060 is an apocalyptic number.

It is an amenable number.

66301838060 is an abundant number, since it is smaller than the sum of its proper divisors (72959164996).

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

66301838060 is a wasteful number, since it uses less digits than its factorization.

66301838060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646273 (or 646271 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 66301838060 in words is "sixty-six billion, three hundred one million, eight hundred thirty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 5171 10342 20684 25855 51710 103420 641093 1282186 2564372 3205465 6410930 12821860 3315091903 6630183806 13260367612 16575459515 33150919030 66301838060