Base | Representation |
---|---|
bin | 1100101100110011… |
… | …11010100100000000 |
3 | 122121011220201110110 |
4 | 12112121322210000 |
5 | 102430443440133 |
6 | 3044324431320 |
7 | 330651650340 |
oct | 62631724400 |
9 | 18534821413 |
10 | 6818343168 |
11 | 298986015a |
12 | 13a3548540 |
13 | 8487a1bb0 |
14 | 489790d20 |
15 | 29d8d4c63 |
hex | 19667a900 |
6818343168 has 144 divisors (see below), whose sum is σ = 22334673536. Its totient is φ = 1798225920.
The previous prime is 6818343167. The next prime is 6818343283. The reversal of 6818343168 is 8613438186.
It is a super-2 number, since 2×68183431682 = 92979607113224552448, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (6818343167) 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, 21108 + ... + 118668.
Almost surely, 26818343168 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6818343168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11167336768).
6818343168 is an abundant number, since it is smaller than the sum of its proper divisors (15516330368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6818343168 is a wasteful number, since it uses less digits than its factorization.
6818343168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97600 (or 97586 counting only the distinct ones).
The product of its digits is 663552, while the sum is 48.
The square root of 6818343168 is about 82573.2594003652. The cubic root of 6818343168 is about 1896.2384645497.
The spelling of 6818343168 in words is "six billion, eight hundred eighteen million, three hundred forty-three thousand, one hundred sixty-eight".
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