Properties of the Number -1031920

Thirty-One Thousand Nine Hundred Twenty

Basics

Value: -1031921 → -1031920 → -1031919

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 5 × 12899

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11111011111011110000

Octal: -3737360

Duodecimal: -419214

Hexadecimal: -fbef0

Square: 1064858886400

Square Root: 1015.8346322113654

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 polyominoes consisting of 7 regular unit n-gons. A103473

a(n) is the binary XOR of all n-bit triangular numbers. A298818