Base | Representation |
---|---|
bin | 11100011110011… |
… | …10001100111100 |
3 | 121122110220220021 |
4 | 32033032030330 |
5 | 442122340411 |
6 | 35411501524 |
7 | 5630241643 |
oct | 1617161474 |
9 | 548426807 |
10 | 238871356 |
11 | 112922649 |
12 | 67bb78a4 |
13 | 3a6471c9 |
14 | 23a2035a |
15 | 15e86a71 |
hex | e3ce33c |
238871356 has 24 divisors (see below), whose sum is σ = 421835904. Its totient is φ = 118352640.
The previous prime is 238871351. The next prime is 238871357. The reversal of 238871356 is 653178832.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (238871351) 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, 250176 + ... + 251128.
It is an arithmetic number, because the mean of its divisors is an integer number (17576496).
Almost surely, 2238871356 is an apocalyptic number.
It is an amenable number.
238871356 is a deficient number, since it is larger than the sum of its proper divisors (182964548).
238871356 is a wasteful number, since it uses less digits than its factorization.
238871356 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1461 (or 1459 counting only the distinct ones).
The product of its digits is 241920, while the sum is 43.
The square root of 238871356 is about 15455.4636294095. The cubic root of 238871356 is about 620.4708147727.
The spelling of 238871356 in words is "two hundred thirty-eight million, eight hundred seventy-one thousand, three hundred fifty-six".
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