Properties of the Number -545270

Five Hundred Forty-Five Thousand Two Hundred Seventy

Basics

Value: -545271 → -545270 → -545269

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 11 × 4957

Divisors: 1, 2, 5, 10, 11, 22, 55, 110, 4957, 9914

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -10000101000111110110

Octal: -2050766

Duodecimal: -223672

Hexadecimal: -851f6

Square: 297319372900

Square Root: 738.4239974432033

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

Number of noncrossing connected graphs on n nodes on a circle having no triangular faces. A45743

Expansion of (1/x) * Series_Reversion( x / (1 + x² / (1 - x)⁴) ). A389247

Triangle read by rows: T(n,k) (n >= 2, k >= 0) is the number of non-crossing connected graphs on n nodes on a circle, having k triangles. Rows are indexed 2,3,4,...; columns are indexed 0,1,2,.... A89435