Base | Representation |
---|---|
bin | 100000000011000101… |
… | …1101010110110000000 |
3 | 20120122101222202112020 |
4 | 1000012023222312000 |
5 | 2111422214332404 |
6 | 51341132001440 |
7 | 4654334353152 |
oct | 1000613526600 |
9 | 216571882466 |
10 | 68823199104 |
11 | 272079a1150 |
12 | 11408900280 |
13 | 664a6b676a |
14 | 348c604ad2 |
15 | 1bcc158ed9 |
hex | 10062ead80 |
68823199104 has 64 divisors (see below), whose sum is σ = 199430873280. Its totient is φ = 20855513600.
The previous prime is 68823199063. The next prime is 68823199111. The reversal of 68823199104 is 40199132886.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
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, 8142462 + ... + 8150909.
It is an arithmetic number, because the mean of its divisors is an integer number (3116107395).
Almost surely, 268823199104 is an apocalyptic number.
68823199104 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
It is an amenable number.
68823199104 is an abundant number, since it is smaller than the sum of its proper divisors (130607674176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68823199104 is a wasteful number, since it uses less digits than its factorization.
68823199104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16293399 (or 16293387 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 51.
The spelling of 68823199104 in words is "sixty-eight billion, eight hundred twenty-three million, one hundred ninety-nine thousand, one hundred four".
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