Base | Representation |
---|---|
bin | 1100001011101… |
… | …00100000001100 |
3 | 21010021202001022 |
4 | 12011310200030 |
5 | 202130022233 |
6 | 14050133312 |
7 | 2350410212 |
oct | 605644014 |
9 | 233252038 |
10 | 102189068 |
11 | 52757183 |
12 | 2a281238 |
13 | 1822c007 |
14 | d800cb2 |
15 | 8e88398 |
hex | 617480c |
102189068 has 12 divisors (see below), whose sum is σ = 188243160. Its totient is φ = 48405312.
The previous prime is 102189067. The next prime is 102189077. The reversal of 102189068 is 860981201.
It is not an unprimeable number, because it can be changed into a prime (102189067) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672221 + ... + 672372.
It is an arithmetic number, because the mean of its divisors is an integer number (15686930).
Almost surely, 2102189068 is an apocalyptic number.
It is an amenable number.
102189068 is a deficient number, since it is larger than the sum of its proper divisors (86054092).
102189068 is a wasteful number, since it uses less digits than its factorization.
102189068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1344616 (or 1344614 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 35.
The square root of 102189068 is about 10108.8608655971. The cubic root of 102189068 is about 467.5213834862.
The spelling of 102189068 in words is "one hundred two million, one hundred eighty-nine thousand, sixty-eight".
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