Search a number
-
+
3011240197 = 7430177171
BaseRepresentation
bin1011001101111011…
…1110000100000101
321202212011211222201
42303132332010011
522131334141242
61214445154501
7134423055640
oct26336760405
97685154881
103011240197
111305848369
1270055ba31
1338cb1b744
14207cd0a57
151295644b7
hexb37be105

3011240197 has 4 divisors (see below), whose sum is σ = 3441417376. Its totient is φ = 2581063020.

The previous prime is 3011240191. The next prime is 3011240207. The reversal of 3011240197 is 7910421103.

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.

It is a cyclic number.

It is not a de Polignac number, because 3011240197 - 23 = 3011240189 is a prime.

It is a super-3 number, since 3×30112401973 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3011240191) 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, 215088579 + ... + 215088592.

It is an arithmetic number, because the mean of its divisors is an integer number (860354344).

Almost surely, 23011240197 is an apocalyptic number.

It is an amenable number.

3011240197 is a deficient number, since it is larger than the sum of its proper divisors (430177179).

3011240197 is an equidigital number, since it uses as much as digits as its factorization.

3011240197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430177178.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 3011240197 is about 54874.7683093059. The cubic root of 3011240197 is about 1444.0485664216.

The spelling of 3011240197 in words is "three billion, eleven million, two hundred forty thousand, one hundred ninety-seven".

Divisors: 1 7 430177171 3011240197