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6685934248 = 237711681573
BaseRepresentation
bin1100011101000001…
…10100001010101000
3122020221202122120101
412032200310022220
5102143044343443
63023234435144
7324453334450
oct61640641250
918227678511
106685934248
1129210433a4
121367132ab4
13827221b16
14475d64d60
15291e7c84d
hex18e8342a8

6685934248 has 32 divisors (see below), whose sum is σ = 14528799360. Its totient is φ = 2825040960.

The previous prime is 6685934243. The next prime is 6685934251. The reversal of 6685934248 is 8424395866.

It is not an unprimeable number, because it can be changed into a prime (6685934243) 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 7 ways as a sum of consecutive naturals, for example, 836811 + ... + 844762.

It is an arithmetic number, because the mean of its divisors is an integer number (454024980).

Almost surely, 26685934248 is an apocalyptic number.

It is an amenable number.

6685934248 is an abundant number, since it is smaller than the sum of its proper divisors (7842865112).

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

6685934248 is a wasteful number, since it uses less digits than its factorization.

6685934248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681657 (or 1681653 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 55.

The square root of 6685934248 is about 81767.5623214976. The cubic root of 6685934248 is about 1883.8834626341.

The spelling of 6685934248 in words is "six billion, six hundred eighty-five million, nine hundred thirty-four thousand, two hundred forty-eight".

Divisors: 1 2 4 7 8 14 28 56 71 142 284 497 568 994 1988 3976 1681573 3363146 6726292 11771011 13452584 23542022 47084044 94168088 119391683 238783366 477566732 835741781 955133464 1671483562 3342967124 6685934248