Base | Representation |
---|---|
bin | 1111010001010110… |
… | …00101111111000100 |
3 | 210011101001220212100 |
4 | 13220223011333010 |
5 | 113242313444431 |
6 | 3433311552100 |
7 | 410111523051 |
oct | 75053057704 |
9 | 23141056770 |
10 | 8198578116 |
11 | 352797a0a3 |
12 | 170982b630 |
13 | a08720171 |
14 | 57abda028 |
15 | 32eb734e6 |
hex | 1e8ac5fc4 |
8198578116 has 27 divisors (see below), whose sum is σ = 20725556943. Its totient is φ = 2732678280.
The previous prime is 8198578111. The next prime is 8198578121. The reversal of 8198578116 is 6118758918.
It is a happy number.
The square root of 8198578116 is 90546.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (8198578111) and next prime (8198578121).
It is not an unprimeable number, because it can be changed into a prime (8198578111) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 535731 + ... + 550821.
Almost surely, 28198578116 is an apocalyptic number.
8198578116 is the 90546-th square number.
It is an amenable number.
8198578116 is an abundant number, since it is smaller than the sum of its proper divisors (12526978827).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8198578116 is an equidigital number, since it uses as much as digits as its factorization.
8198578116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30192 (or 15096 counting only the distinct ones).
The product of its digits is 967680, while the sum is 54.
The cubic root of 8198578116 is about 2016.4131127374.
The spelling of 8198578116 in words is "eight billion, one hundred ninety-eight million, five hundred seventy-eight thousand, one hundred sixteen".
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