Properties of the Number -239607

Two Hundred Thirty-Nine Thousand Six Hundred Seven

Basics

Value: -239608 → -239607 → -239606

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 79 × 337

Divisors: 1, 3, 9, 79, 237, 337, 711, 1011, 3033, 26623

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111010011111110111

Octal: -723767

Duodecimal: -B67B3

Hexadecimal: -3a7f7

Square: 57411514449

Square Root: 489.49668027474917

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

a(1) = a(2) = 1. a(n) = a(n-1) + (largest nonprime {1 or composite} among the first n-2 terms of the sequence). A120760

a(1)=1, a(2)=4, and thereafter a(n) = a(n-2) + k·a(n-1), with minimal k >= 1 such that a(n) is not prime. A374055