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238323080 = 23519313583
BaseRepresentation
bin11100011010010…
…00010110001000
3121121110001210202
432031020112020
5442002314310
635352031332
75622466322
oct1615102610
9547401722
10238323080
11112588726
1267992548
133a4b4798
142391a612
1515dc93a5
hexe348588

238323080 has 32 divisors (see below), whose sum is σ = 564451200. Its totient is φ = 90311616.

The previous prime is 238323077. The next prime is 238323089. The reversal of 238323080 is 80323832.

It is not an unprimeable number, because it can be changed into a prime (238323089) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 156032 + ... + 157551.

It is an arithmetic number, because the mean of its divisors is an integer number (17639100).

Almost surely, 2238323080 is an apocalyptic number.

238323080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

238323080 is an abundant number, since it is smaller than the sum of its proper divisors (326128120).

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

238323080 is a wasteful number, since it uses less digits than its factorization.

238323080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313613 (or 313609 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 238323080 is about 15437.7161523329. The cubic root of 238323080 is about 619.9957335815.

The spelling of 238323080 in words is "two hundred thirty-eight million, three hundred twenty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 152 190 380 760 313583 627166 1254332 1567915 2508664 3135830 5958077 6271660 11916154 12543320 23832308 29790385 47664616 59580770 119161540 238323080