Base | Representation |
---|---|
bin | 11100011110000… |
… | …10001110000000 |
3 | 121122101102120100 |
4 | 32033002032000 |
5 | 442114303042 |
6 | 35410442400 |
7 | 5626645563 |
oct | 1617021600 |
9 | 548342510 |
10 | 238822272 |
11 | 112899787 |
12 | 67b93400 |
13 | 3a62aa70 |
14 | 23a0a4da |
15 | 15e7724c |
hex | e3c2380 |
238822272 has 192 divisors, whose sum is σ = 761866560. Its totient is φ = 71331840.
The previous prime is 238822247. The next prime is 238822313. The reversal of 238822272 is 272228832.
238822272 is a `hidden beast` number, since 2 + 388 + 2 + 2 + 272 = 666.
It is a tau number, because it is divible by the number of its divisors (192).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 553897 + ... + 554327.
It is an arithmetic number, because the mean of its divisors is an integer number (3968055).
Almost surely, 2238822272 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 238822272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380933280).
238822272 is an abundant number, since it is smaller than the sum of its proper divisors (523044288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238822272 is a wasteful number, since it uses less digits than its factorization.
238822272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 501 (or 486 counting only the distinct ones).
The product of its digits is 43008, while the sum is 36.
The square root of 238822272 is about 15453.8756304042. The cubic root of 238822272 is about 620.4283131291.
The spelling of 238822272 in words is "two hundred thirty-eight million, eight hundred twenty-two thousand, two hundred seventy-two".
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