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6982205439 = 3111712445999
BaseRepresentation
bin1101000000010101…
…11111111111111111
3200000121020210020110
412200022333333333
5103244421033224
63112500521103
7335011524036
oct64012777777
920017223213
106982205439
112a63300320
12142a3b0193
13873715611
144a344771d
152acea1929
hex1a02bffff

6982205439 has 16 divisors (see below), whose sum is σ = 10753344000. Its totient is φ = 3982719360.

The previous prime is 6982205393. The next prime is 6982205449. The reversal of 6982205439 is 9345022896.

It is a happy number.

It is not a de Polignac number, because 6982205439 - 27 = 6982205311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6982205449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6222439 + ... + 6223560.

It is an arithmetic number, because the mean of its divisors is an integer number (672084000).

Almost surely, 26982205439 is an apocalyptic number.

6982205439 is a deficient number, since it is larger than the sum of its proper divisors (3771138561).

6982205439 is a wasteful number, since it uses less digits than its factorization.

6982205439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12446030.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 6982205439 is about 83559.5921423747. The cubic root of 6982205439 is about 1911.3088658502.

The spelling of 6982205439 in words is "six billion, nine hundred eighty-two million, two hundred five thousand, four hundred thirty-nine".

Divisors: 1 3 11 17 33 51 187 561 12445999 37337997 136905989 211581983 410717967 634745949 2327401813 6982205439