Properties of the Number -345247

Three Hundred Forty-Five Thousand Two Hundred Forty-Seven

Basics

Value: -345248 → -345247 → -345246

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 × 31 × 37 × 43

Divisors: 1, 7, 31, 37, 43, 217, 259, 301, 1147, 1333

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010100010010011111

Octal: -1242237

Duodecimal: -147967

Hexadecimal: -5449f

Square: 119195491009

Square Root: 587.5772289665418

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

Denominator of (∏_j=0..n-1 (((2·j+1)*(3·j+4))/((j+1)*(6·j+1))) - 1). A271926

Denominator of (1/3)*(∏_j=0..n-1 (((2·j+1)*(3·j+4))/((j+1)*(6·j+1))) - 1). A271924

All integers k that can produce a closed walk in an equilateral triangular lattice via noncongruent primitive k-length diagonals, in ascending order. A387031