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82360993 = 11135310867
BaseRepresentation
bin1001110100010…
…11101010100001
312201222101001011
410322023222201
5132041022433
612101140521
72020025341
oct472135241
9181871034
1082360993
1142544040
12236ba741
13140a8c20
14ad1cd21
15736d3cd
hex4e8baa1

82360993 has 16 divisors (see below), whose sum is σ = 98594496. Its totient is φ = 67803840.

The previous prime is 82360979. The next prime is 82361033. The reversal of 82360993 is 39906328.

It is not a de Polignac number, because 82360993 - 25 = 82360961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82360913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2146 + ... + 13012.

It is an arithmetic number, because the mean of its divisors is an integer number (6162156).

Almost surely, 282360993 is an apocalyptic number.

It is an amenable number.

82360993 is a deficient number, since it is larger than the sum of its proper divisors (16233503).

82360993 is a wasteful number, since it uses less digits than its factorization.

82360993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10944.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 82360993 is about 9075.2957527565. The cubic root of 82360993 is about 435.0847467774.

It can be divided in two parts, 823 and 60993, that added together give a palindrome (61816).

The spelling of 82360993 in words is "eighty-two million, three hundred sixty thousand, nine hundred ninety-three".

Divisors: 1 11 13 53 143 583 689 7579 10867 119537 141271 575951 1553981 6335461 7487363 82360993