Search a number
-
+
115330201 = 716475743
BaseRepresentation
bin1101101111111…
…00110010011001
322001000101021221
412313330302121
5214011031301
615235532041
72600201440
oct667746231
9261011257
10115330201
115a112318
123275a021
131ab8052c
1411461d57
15a1d1da1
hex6dfcc99

115330201 has 4 divisors (see below), whose sum is σ = 131805952. Its totient is φ = 98854452.

The previous prime is 115330181. The next prime is 115330213. The reversal of 115330201 is 102033511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102033511 = 208149031.

It is a cyclic number.

It is not a de Polignac number, because 115330201 - 215 = 115297433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115330001) 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 in 3 ways as a sum of consecutive naturals, for example, 8237865 + ... + 8237878.

It is an arithmetic number, because the mean of its divisors is an integer number (32951488).

Almost surely, 2115330201 is an apocalyptic number.

It is an amenable number.

115330201 is a deficient number, since it is larger than the sum of its proper divisors (16475751).

115330201 is an equidigital number, since it uses as much as digits as its factorization.

115330201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16475750.

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

The square root of 115330201 is about 10739.1899601413. The cubic root of 115330201 is about 486.7594028464.

Adding to 115330201 its reverse (102033511), we get a palindrome (217363712).

The spelling of 115330201 in words is "one hundred fifteen million, three hundred thirty thousand, two hundred one".

Divisors: 1 7 16475743 115330201