Base | Representation |
---|---|
bin | 1100001011000… |
… | …00101101101000 |
3 | 21010010121212002 |
4 | 12011200231220 |
5 | 202114424013 |
6 | 14044310132 |
7 | 2346621662 |
oct | 605405550 |
9 | 233117762 |
10 | 102108008 |
11 | 52701292 |
12 | 2a242348 |
13 | 18201152 |
14 | d7bd532 |
15 | 8e6e358 |
hex | 6160b68 |
102108008 has 16 divisors (see below), whose sum is σ = 191576580. Its totient is φ = 51020928.
The previous prime is 102108007. The next prime is 102108029. The reversal of 102108008 is 800801201.
It can be written as a sum of positive squares in 2 ways, for example, as 100360324 + 1747684 = 10018^2 + 1322^2 .
It is not an unprimeable number, because it can be changed into a prime (102108007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13316 + ... + 19532.
Almost surely, 2102108008 is an apocalyptic number.
It is an amenable number.
102108008 is a deficient number, since it is larger than the sum of its proper divisors (89468572).
102108008 is a wasteful number, since it uses less digits than its factorization.
102108008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8276 (or 8272 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 20.
The square root of 102108008 is about 10104.8507163639. The cubic root of 102108008 is about 467.3977325942.
Adding to 102108008 its reverse (800801201), we get a palindrome (902909209).
The spelling of 102108008 in words is "one hundred two million, one hundred eight thousand, eight".
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