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82938824111 = 11131930525883
BaseRepresentation
bin100110100111110001…
…0100000010110101111
321221002011000210210102
41031033202200112233
52324324314332421
6102033534501315
75664205241633
oct1151742402657
9257064023712
1082938824111
11321a0893140
12140a806483b
137a89c4a0b0
14402b1b8dc3
1522564cb60b
hex134f8a05af

82938824111 has 16 divisors (see below), whose sum is σ = 102566970240. Its totient is φ = 65935905120.

The previous prime is 82938824093. The next prime is 82938824123. The reversal of 82938824111 is 11142883928.

It is a cyclic number.

It is not a de Polignac number, because 82938824111 - 210 = 82938823087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82938824131) 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 in 15 ways as a sum of consecutive naturals, for example, 15260225 + ... + 15265658.

It is an arithmetic number, because the mean of its divisors is an integer number (6410435640).

Almost surely, 282938824111 is an apocalyptic number.

82938824111 is a deficient number, since it is larger than the sum of its proper divisors (19628146129).

82938824111 is a wasteful number, since it uses less digits than its factorization.

82938824111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30525926.

The product of its digits is 221184, while the sum is 47.

The spelling of 82938824111 in words is "eighty-two billion, nine hundred thirty-eight million, eight hundred twenty-four thousand, one hundred eleven".

Divisors: 1 11 13 19 143 209 247 2717 30525883 335784713 396836479 579991777 4365201269 6379909547 7539893101 82938824111