Base | Representation |
---|---|
bin | 1010111101110010011… |
… | …1111000010001111001 |
3 | 200000020212200100101210 |
4 | 2233130213320101321 |
5 | 11041303032113020 |
6 | 222313133033333 |
7 | 16416233244261 |
oct | 2573447702171 |
9 | 600225610353 |
10 | 188385035385 |
11 | 72991494398 |
12 | 30615925849 |
13 | 149c2b89751 |
14 | 91916907a1 |
15 | 4d7890d3e0 |
hex | 2bdc9f8479 |
188385035385 has 8 divisors (see below), whose sum is σ = 301416056640. Its totient is φ = 100472018864.
The previous prime is 188385035369. The next prime is 188385035411. The reversal of 188385035385 is 583530583881.
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 188385035385 - 24 = 188385035369 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6279501165 + ... + 6279501194.
It is an arithmetic number, because the mean of its divisors is an integer number (37677007080).
Almost surely, 2188385035385 is an apocalyptic number.
188385035385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
188385035385 is a deficient number, since it is larger than the sum of its proper divisors (113031021255).
188385035385 is a wasteful number, since it uses less digits than its factorization.
188385035385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12559002367.
The product of its (nonzero) digits is 13824000, while the sum is 57.
The spelling of 188385035385 in words is "one hundred eighty-eight billion, three hundred eighty-five million, thirty-five thousand, three hundred eighty-five".
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