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239330080 = 255111719421
BaseRepresentation
bin11100100001111…
…10001100100000
3121200100020011001
432100332030200
5442232030310
635425401344
75634162223
oct1620761440
9550306131
10239330080
11113106260
1268199254
133a777c42
1423add5ba
151602793a
hexe43e320

239330080 has 192 divisors, whose sum is σ = 689109120. Its totient is φ = 77414400.

The previous prime is 239330053. The next prime is 239330083. The reversal of 239330080 is 80033932.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (239330083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568270 + ... + 568690.

It is an arithmetic number, because the mean of its divisors is an integer number (3589110).

Almost surely, 2239330080 is an apocalyptic number.

239330080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 239330080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344554560).

239330080 is an abundant number, since it is smaller than the sum of its proper divisors (449779040).

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

239330080 is a wasteful number, since it uses less digits than its factorization.

239330080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 239330080 is about 15470.2967004515. The cubic root of 239330080 is about 620.8677409074.

The spelling of 239330080 in words is "two hundred thirty-nine million, three hundred thirty thousand, eighty".