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230350093 is a prime number
BaseRepresentation
bin11011011101011…
…01110100001101
3121001102222220221
431232231310031
5432432200333
634505111341
75464641421
oct1556556415
9531388827
10230350093
11109032486
1265188551
133895273c
1422842b81
1515351d2d
hexdbadd0d

230350093 has 2 divisors, whose sum is σ = 230350094. Its totient is φ = 230350092.

The previous prime is 230350079. The next prime is 230350111. The reversal of 230350093 is 390053032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121815369 + 108534724 = 11037^2 + 10418^2 .

It is a cyclic number.

It is not a de Polignac number, because 230350093 - 213 = 230341901 is a prime.

It is a super-2 number, since 2×2303500932 = 106122330690217298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230350063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115175046 + 115175047.

It is an arithmetic number, because the mean of its divisors is an integer number (115175047).

Almost surely, 2230350093 is an apocalyptic number.

It is an amenable number.

230350093 is a deficient number, since it is larger than the sum of its proper divisors (1).

230350093 is an equidigital number, since it uses as much as digits as its factorization.

230350093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 25.

The square root of 230350093 is about 15177.2887236160. The cubic root of 230350093 is about 613.0032785925.

The spelling of 230350093 in words is "two hundred thirty million, three hundred fifty thousand, ninety-three".