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3031022141 = 74353189997
BaseRepresentation
bin1011010010101001…
…1011101000111101
321211020101212201022
42310222123220331
522201420202031
61220433153525
7135053156150
oct26452335075
97736355638
103031022141
111315a29884
127070bb8a5
13393c56834
1420a79dc97
1512b17097b
hexb4a9ba3d

3031022141 has 16 divisors (see below), whose sum is σ = 3611481984. Its totient is φ = 2489707584.

The previous prime is 3031022081. The next prime is 3031022143. The reversal of 3031022141 is 1412201303.

It is not a de Polignac number, because 3031022141 - 26 = 3031022077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3031022143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79046 + ... + 110951.

It is an arithmetic number, because the mean of its divisors is an integer number (225717624).

Almost surely, 23031022141 is an apocalyptic number.

It is an amenable number.

3031022141 is a deficient number, since it is larger than the sum of its proper divisors (580459843).

3031022141 is a wasteful number, since it uses less digits than its factorization.

3031022141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190100.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3031022141 is about 55054.7195161323. The cubic root of 3031022141 is about 1447.2038291043.

Adding to 3031022141 its reverse (1412201303), we get a palindrome (4443223444).

The spelling of 3031022141 in words is "three billion, thirty-one million, twenty-two thousand, one hundred forty-one".

Divisors: 1 7 43 53 301 371 2279 15953 189997 1329979 8169871 10069841 57189097 70488887 433003163 3031022141