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66207083313 = 373152718253
BaseRepresentation
bin111101101010001111…
…111110101100110001
320022220002022022022210
4331222033332230301
52041043003131223
650225355322333
74532446631340
oct755217765461
9208802268283
1066207083313
1126095199688
12109b87503a9
1363216c0357
1432c0da9b57
151ac7643893
hexf6a3feb31

66207083313 has 8 divisors (see below), whose sum is σ = 100886984128. Its totient is φ = 37832619024.

The previous prime is 66207083249. The next prime is 66207083399. The reversal of 66207083313 is 31338070266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 66207083313 - 26 = 66207083249 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (66207085313) by changing a digit.

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, 1576359106 + ... + 1576359147.

It is an arithmetic number, because the mean of its divisors is an integer number (12610873016).

Almost surely, 266207083313 is an apocalyptic number.

It is an amenable number.

66207083313 is a deficient number, since it is larger than the sum of its proper divisors (34679900815).

66207083313 is a wasteful number, since it uses less digits than its factorization.

66207083313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152718263.

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 66207083313 in words is "sixty-six billion, two hundred seven million, eighty-three thousand, three hundred thirteen".

Divisors: 1 3 7 21 3152718253 9458154759 22069027771 66207083313