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6806345168 = 247139437201
BaseRepresentation
bin1100101011011000…
…01001010111010000
3122120100100011022002
412111230021113100
5102414411021133
63043215333132
7330444656630
oct62554112720
918510304262
106806345168
112983005957
12139b5211a8
13846160a9c
14487d4a6c0
1529c814ce8
hex195b095d0

6806345168 has 40 divisors (see below), whose sum is σ = 15179653440. Its totient is φ = 2896012800.

The previous prime is 6806345107. The next prime is 6806345297. The reversal of 6806345168 is 8615436086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203033 + ... + 234168.

It is an arithmetic number, because the mean of its divisors is an integer number (379491336).

Almost surely, 26806345168 is an apocalyptic number.

It is an amenable number.

6806345168 is an abundant number, since it is smaller than the sum of its proper divisors (8373308272).

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

6806345168 is a wasteful number, since it uses less digits than its factorization.

6806345168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437355 (or 437349 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 6806345168 is about 82500.5767737414. The cubic root of 6806345168 is about 1895.1255633482.

The spelling of 6806345168 in words is "six billion, eight hundred six million, three hundred forty-five thousand, one hundred sixty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 139 278 556 973 1112 1946 2224 3892 7784 15568 437201 874402 1748804 3060407 3497608 6120814 6995216 12241628 24483256 48966512 60770939 121541878 243083756 425396573 486167512 850793146 972335024 1701586292 3403172584 6806345168