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65980935331 is a prime number
BaseRepresentation
bin111101011100110001…
…010010110010100011
320022022022202210121121
4331130301102302203
52040112104412311
650151120233111
74524032460643
oct753461226243
9208268683547
1065980935331
1125a89577323
1210954a6b797
1362b68ac48c
14329cd3c523
151ab2871b71
hexf5cc52ca3

65980935331 has 2 divisors, whose sum is σ = 65980935332. Its totient is φ = 65980935330.

The previous prime is 65980935299. The next prime is 65980935367. The reversal of 65980935331 is 13353908956.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65980935331 - 25 = 65980935299 is a prime.

It is a super-2 number, since 2×659809353312 (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65980935131) by changing a digit.

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 as a sum of consecutive naturals, namely, 32990467665 + 32990467666.

It is an arithmetic number, because the mean of its divisors is an integer number (32990467666).

Almost surely, 265980935331 is an apocalyptic number.

65980935331 is a deficient number, since it is larger than the sum of its proper divisors (1).

65980935331 is an equidigital number, since it uses as much as digits as its factorization.

65980935331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2624400, while the sum is 52.

The spelling of 65980935331 in words is "sixty-five billion, nine hundred eighty million, nine hundred thirty-five thousand, three hundred thirty-one".