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230315101 is a prime number
BaseRepresentation
bin11011011101001…
…01010001011101
3121001101012220221
431232211101131
5432430040401
634504241341
75464434412
oct1556452135
9531335827
10230315101
11109009165
1265170251
133893c833
1422834109
15153467a1
hexdba545d

230315101 has 2 divisors, whose sum is σ = 230315102. Its totient is φ = 230315100.

The previous prime is 230315083. The next prime is 230315117. The reversal of 230315101 is 101513032.

It is an a-pointer prime, because the next prime (230315117) can be obtained adding 230315101 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225900900 + 4414201 = 15030^2 + 2101^2 .

It is a cyclic number.

It is not a de Polignac number, because 230315101 - 223 = 221926493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230315401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115157550 + 115157551.

It is an arithmetic number, because the mean of its divisors is an integer number (115157551).

Almost surely, 2230315101 is an apocalyptic number.

It is an amenable number.

230315101 is a deficient number, since it is larger than the sum of its proper divisors (1).

230315101 is an equidigital number, since it uses as much as digits as its factorization.

230315101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 230315101 is about 15176.1359047684. The cubic root of 230315101 is about 612.9722370060.

Adding to 230315101 its reverse (101513032), we get a palindrome (331828133).

The spelling of 230315101 in words is "two hundred thirty million, three hundred fifteen thousand, one hundred one".