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8384968163 = 1113208928069
BaseRepresentation
bin1111100111100100…
…00111010111100011
3210122100210111221102
413303302013113203
5114133022440123
63504010545015
7414534024215
oct76362072743
923570714842
108384968163
113613106760
12176013816b
13a38220730
145978785b5
153411e0028
hex1f3c875e3

8384968163 has 16 divisors (see below), whose sum is σ = 9855938400. Its totient is φ = 7032718080.

The previous prime is 8384968129. The next prime is 8384968177. The reversal of 8384968163 is 3618694838.

It is a cyclic number.

It is not a de Polignac number, because 8384968163 - 210 = 8384967139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8384968099 and 8384968108.

It is not an unprimeable number, because it can be changed into a prime (8384968103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284693 + ... + 312761.

It is an arithmetic number, because the mean of its divisors is an integer number (615996150).

Almost surely, 28384968163 is an apocalyptic number.

8384968163 is a deficient number, since it is larger than the sum of its proper divisors (1470970237).

8384968163 is a wasteful number, since it uses less digits than its factorization.

8384968163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30182.

The product of its digits is 5971968, while the sum is 56.

The square root of 8384968163 is about 91569.4717850879. The cubic root of 8384968163 is about 2031.5794257753.

The spelling of 8384968163 in words is "eight billion, three hundred eighty-four million, nine hundred sixty-eight thousand, one hundred sixty-three".

Divisors: 1 11 13 143 2089 22979 27157 28069 298727 308759 364897 4013867 58636141 644997551 762269833 8384968163