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238313 is a prime number
BaseRepresentation
bin111010001011101001
3110002220102
4322023221
530111223
65035145
72011535
oct721351
9402812
10238313
11153059
12b5ab5
138461a
1462bc5
154a928
hex3a2e9

238313 has 2 divisors, whose sum is σ = 238314. Its totient is φ = 238312.

The previous prime is 238307. The next prime is 238321. The reversal of 238313 is 313832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 238144 + 169 = 488^2 + 13^2 .

It is a cyclic number.

It is not a de Polignac number, because 238313 - 212 = 234217 is a prime.

It is not a weakly prime, because it can be changed into another prime (238363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119156 + 119157.

It is an arithmetic number, because the mean of its divisors is an integer number (119157).

2238313 is an apocalyptic number.

It is an amenable number.

238313 is a deficient number, since it is larger than the sum of its proper divisors (1).

238313 is an equidigital number, since it uses as much as digits as its factorization.

238313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 20.

The square root of 238313 is about 488.1731250284. The cubic root of 238313 is about 61.9986992443.

The spelling of 238313 in words is "two hundred thirty-eight thousand, three hundred thirteen".