Base | Representation |
---|---|
bin | 11100011000011… |
… | …11010000110001 |
3 | 121121000012001221 |
4 | 32030033100301 |
5 | 441422324030 |
6 | 35343025041 |
7 | 5620503541 |
oct | 1614172061 |
9 | 547005057 |
10 | 238089265 |
11 | 112438a97 |
12 | 6789b181 |
13 | 3a43222b |
14 | 23899321 |
15 | 15d7ee7a |
hex | e30f431 |
238089265 has 8 divisors (see below), whose sum is σ = 293429160. Its totient is φ = 185323392.
The previous prime is 238089259. The next prime is 238089277. The reversal of 238089265 is 562980832.
It can be written as a sum of positive squares in 4 ways, for example, as 59706529 + 178382736 = 7727^2 + 13356^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-238089265 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 643300 + ... + 643669.
It is an arithmetic number, because the mean of its divisors is an integer number (36678645).
Almost surely, 2238089265 is an apocalyptic number.
It is an amenable number.
238089265 is a deficient number, since it is larger than the sum of its proper divisors (55339895).
238089265 is a wasteful number, since it uses less digits than its factorization.
238089265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1287011.
The product of its (nonzero) digits is 207360, while the sum is 43.
The square root of 238089265 is about 15430.1414445883. The cubic root of 238089265 is about 619.7929112395.
The spelling of 238089265 in words is "two hundred thirty-eight million, eighty-nine thousand, two hundred sixty-five".
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