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3144241031 = 16927185753
BaseRepresentation
bin1011101101101001…
…0100111110000111
322010010102222211112
42323122110332013
522414411203111
61235555555235
7140626415321
oct27332247607
98103388745
103144241031
111373929908
12738bbbb1b
133b1548069
1421b832611
15136086e8b
hexbb694f87

3144241031 has 4 divisors (see below), whose sum is σ = 3144443712. Its totient is φ = 3144038352.

The previous prime is 3144240991. The next prime is 3144241043. The reversal of 3144241031 is 1301424413.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3144241031 - 226 = 3077132167 is a prime.

It is a super-2 number, since 2×31442410312 = 19772503322047885922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3144240988 and 3144241006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3144241231) 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 in 3 ways as a sum of consecutive naturals, for example, 75950 + ... + 109803.

It is an arithmetic number, because the mean of its divisors is an integer number (786110928).

Almost surely, 23144241031 is an apocalyptic number.

3144241031 is a deficient number, since it is larger than the sum of its proper divisors (202681).

3144241031 is a wasteful number, since it uses less digits than its factorization.

3144241031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202680.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 3144241031 is about 56073.5323570756. The cubic root of 3144241031 is about 1465.0033245895.

Adding to 3144241031 its reverse (1301424413), we get a palindrome (4445665444).

The spelling of 3144241031 in words is "three billion, one hundred forty-four million, two hundred forty-one thousand, thirty-one".

Divisors: 1 16927 185753 3144241031