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8648808063 = 3721011972957
BaseRepresentation
bin10000000111000001…
…00101011001111111
3211022202020222020120
420003200211121333
5120203043324223
63550113550023
7424216440600
oct100340453177
924282228216
108648808063
113739032565
121814575313
13a7aa9a70c
145c0917da7
15359459be3
hex20382567f

8648808063 has 48 divisors (see below), whose sum is σ = 13620667104. Its totient is φ = 4866758400.

The previous prime is 8648808043. The next prime is 8648808097. The reversal of 8648808063 is 3608088468.

It is not a de Polignac number, because 8648808063 - 28 = 8648807807 is a prime.

It is a super-2 number, since 2×86488080632 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8648807997 and 8648808015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8648808043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2923381 + ... + 2926337.

It is an arithmetic number, because the mean of its divisors is an integer number (283763898).

Almost surely, 28648808063 is an apocalyptic number.

8648808063 is a deficient number, since it is larger than the sum of its proper divisors (4971859041).

8648808063 is a wasteful number, since it uses less digits than its factorization.

8648808063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272 (or 3265 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 51.

The square root of 8648808063 is about 92998.9680749201. The cubic root of 8648808063 is about 2052.6681943722.

The spelling of 8648808063 in words is "eight billion, six hundred forty-eight million, eight hundred eight thousand, sixty-three".

Divisors: 1 3 7 21 49 101 147 197 303 591 707 1379 2121 2957 4137 4949 8871 9653 14847 19897 20699 28959 59691 62097 139279 144893 298657 417837 434679 582529 895971 974953 1747587 2090599 2924859 4077703 6271797 12233109 14634193 28543921 43902579 58835429 85631763 176506287 411848003 1235544009 2882936021 8648808063