Properties of the Number -239087

Two Hundred Thirty-Nine Thousand Eighty-Seven

Basics

Value: -239088 → -239087 → -239086

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 239087

Divisors: 1, 239087

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111010010111101111

Octal: -722757

Duodecimal: -B643B

Hexadecimal: -3a5ef

Square: 57162593569

Square Root: 488.965233937956

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Sum of squares of the first n primes. A24450

Primes that are the sum of the squares of the first k primes for some k. A98562

Primes p such that p+2, p+4, p+6, p+8, p+10 and p+12 are all semiprime. A241483

Consider the line segment in Rⁿ from the origin to the point v=(2,3,5,7,11,...) with prime coordinates; let d = squared distance to this line from the closest point of Zⁿ (excluding the endpoints). Sequence gives d times v.v. A59804

Numerator of Sum[ Prime[k]², {k,1,n}] / Product[ Prime[k], {k,1,n}] = Numerator[ A024450[n] / A002110[n] ]. A122136

Primes from A122136 corresponding to the indices A122138. A122139

Sum of squares of the first n² primes = A024450[n²]. A122209

Primes in A122209[n]. A122210

Primes of the form triangular(p) + 1, where p is a prime. A231988

Primes p with π(p), π(π(p)) and π(p²) all prime, where π(.) is given by A000720. A237687