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82717002 = 23217215901
BaseRepresentation
bin1001110111000…
…10100101001010
312202122110101200
410323202211022
5132133421002
612112525030
72023040304
oct473424512
9182573350
1082717002
1142767565
1223850776
13141a1c94
14adb2974
1573ddb1c
hex4ee294a

82717002 has 36 divisors (see below), whose sum is σ = 190394646. Its totient is φ = 25948800.

The previous prime is 82717001. The next prime is 82717007. The reversal of 82717002 is 20071728.

It can be written as a sum of positive squares in 3 ways, for example, as 77422401 + 5294601 = 8799^2 + 2301^2 .

It is not an unprimeable number, because it can be changed into a prime (82717001) 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 17 ways as a sum of consecutive naturals, for example, 2749 + ... + 13152.

Almost surely, 282717002 is an apocalyptic number.

82717002 is an abundant number, since it is smaller than the sum of its proper divisors (107677644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82717002 is a wasteful number, since it uses less digits than its factorization.

82717002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15943 (or 15923 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 82717002 is about 9094.8887843667. Note that the first 3 decimals coincide. The cubic root of 82717002 is about 435.7107366445.

The spelling of 82717002 in words is "eighty-two million, seven hundred seventeen thousand, two".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 289 306 578 867 1734 2601 5202 15901 31802 47703 95406 143109 270317 286218 540634 810951 1621902 2432853 4595389 4865706 9190778 13786167 27572334 41358501 82717002