Search a number
-
+
230115007 is a prime number
BaseRepresentation
bin11011011011101…
…00011010111111
3121001000001110001
431231310122333
5432402140012
634500055131
75462642143
oct1555643277
9531001401
10230115007
111089918a1
12650944a7
133889c735
14227c1223
1515307357
hexdb746bf

230115007 has 2 divisors, whose sum is σ = 230115008. Its totient is φ = 230115006.

The previous prime is 230114999. The next prime is 230115049. The reversal of 230115007 is 700511032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230115007 - 23 = 230114999 is a prime.

It is a super-2 number, since 2×2301150072 = 105905832893220098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230115097) 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 as a sum of consecutive naturals, namely, 115057503 + 115057504.

It is an arithmetic number, because the mean of its divisors is an integer number (115057504).

Almost surely, 2230115007 is an apocalyptic number.

230115007 is a deficient number, since it is larger than the sum of its proper divisors (1).

230115007 is an equidigital number, since it uses as much as digits as its factorization.

230115007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 230115007 is about 15169.5420827393. The cubic root of 230115007 is about 612.7946721499.

Adding to 230115007 its reverse (700511032), we get a palindrome (930626039).

The spelling of 230115007 in words is "two hundred thirty million, one hundred fifteen thousand, seven".