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83010782108491 is a prime number
BaseRepresentation
bin10010110111111101110100…
…001011100001101101001011
3101212220202100010120011100121
4102313331310023201231023
541340022040204432431
6452314343222044111
723325221364565156
oct2267756413415513
9355822303504317
1083010782108491
11244a4747460586
129388066b79637
133741b63409973
14166da5983cc9d
1598e47aa2b611
hex4b7f742e1b4b

83010782108491 has 2 divisors, whose sum is σ = 83010782108492. Its totient is φ = 83010782108490.

The previous prime is 83010782108489. The next prime is 83010782108509. The reversal of 83010782108491 is 19480128701038.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83010782108491 - 21 = 83010782108489 is a prime.

Together with 83010782108489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (83010782108291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41505391054245 + 41505391054246.

It is an arithmetic number, because the mean of its divisors is an integer number (41505391054246).

Almost surely, 283010782108491 is an apocalyptic number.

83010782108491 is a deficient number, since it is larger than the sum of its proper divisors (1).

83010782108491 is an equidigital number, since it uses as much as digits as its factorization.

83010782108491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 52.

The spelling of 83010782108491 in words is "eighty-three trillion, ten billion, seven hundred eighty-two million, one hundred eight thousand, four hundred ninety-one".