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238132223 = 741829729
BaseRepresentation
bin11100011000110…
…01101111111111
3121121002100222222
432030121233333
5441430212343
635343555555
75621043020
oct1614315777
9547070888
10238132223
1111246829a
12678bbbbb
133a448954
14238aac47
1515d8ca68
hexe319bff

238132223 has 8 divisors (see below), whose sum is σ = 278789280. Its totient is φ = 199134720.

The previous prime is 238132211. The next prime is 238132231. The reversal of 238132223 is 322231832.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 238132223 - 28 = 238131967 is a prime.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 238132192 and 238132201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238135223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414578 + ... + 415151.

It is an arithmetic number, because the mean of its divisors is an integer number (34848660).

Almost surely, 2238132223 is an apocalyptic number.

238132223 is a deficient number, since it is larger than the sum of its proper divisors (40657057).

238132223 is an equidigital number, since it uses as much as digits as its factorization.

238132223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829777.

The product of its digits is 3456, while the sum is 26.

The square root of 238132223 is about 15431.5333975597. The cubic root of 238132223 is about 619.8301850224.

The spelling of 238132223 in words is "two hundred thirty-eight million, one hundred thirty-two thousand, two hundred twenty-three".

Divisors: 1 7 41 287 829729 5808103 34018889 238132223