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238852160 = 265746413
BaseRepresentation
bin11100011110010…
…01100001000000
3121122102221120022
432033021201000
5442121232120
635411233012
75630131661
oct1617114100
9548387508
10238852160
1111290a188
1267ba8768
133a63b551
1423a17368
1515e81025
hexe3c9840

238852160 has 28 divisors (see below), whose sum is σ = 568767468. Its totient is φ = 95540736.

The previous prime is 238852157. The next prime is 238852177. The reversal of 238852160 is 61258832.

It can be written as a sum of positive squares in 2 ways, for example, as 58003456 + 180848704 = 7616^2 + 13448^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 238852160.

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 3 ways as a sum of consecutive naturals, for example, 372887 + ... + 373526.

Almost surely, 2238852160 is an apocalyptic number.

238852160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

238852160 is an abundant number, since it is smaller than the sum of its proper divisors (329915308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238852160 is an equidigital number, since it uses as much as digits as its factorization.

238852160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746430 (or 746420 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 238852160 is about 15454.8426067689. The cubic root of 238852160 is about 620.4541937247.

The spelling of 238852160 in words is "two hundred thirty-eight million, eight hundred fifty-two thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 746413 1492826 2985652 3732065 5971304 7464130 11942608 14928260 23885216 29856520 47770432 59713040 119426080 238852160