Base | Representation |
---|---|
bin | 11000000111111… |
… | …10010000001001 |
3 | 112002210100201110 |
4 | 30003332100021 |
5 | 403301234014 |
6 | 32025240533 |
7 | 5005046124 |
oct | 1403762011 |
9 | 462710643 |
10 | 202368009 |
11 | a4260098 |
12 | 57933149 |
13 | 32c060ac |
14 | 1cc3b3bb |
15 | 12b75d59 |
hex | c0fe409 |
202368009 has 8 divisors (see below), whose sum is σ = 270017280. Its totient is φ = 134815376.
The previous prime is 202367989. The next prime is 202368029. The reversal of 202368009 is 900863202.
It is an interprime number because it is at equal distance from previous prime (202367989) and next prime (202368029).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 202368009 - 29 = 202367497 is a prime.
It is a super-2 number, since 2×2023680092 = 81905622133248162, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (202368029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19122 + ... + 27755.
It is an arithmetic number, because the mean of its divisors is an integer number (33752160).
Almost surely, 2202368009 is an apocalyptic number.
It is an amenable number.
202368009 is a deficient number, since it is larger than the sum of its proper divisors (67649271).
202368009 is a wasteful number, since it uses less digits than its factorization.
202368009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48319.
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 202368009 is about 14225.6110237838. The cubic root of 202368009 is about 587.1025314582.
The spelling of 202368009 in words is "two hundred two million, three hundred sixty-eight thousand, nine".
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