Properties of the Number -40730

Forty Thousand Seven Hundred Thirty

Basics

Value: -40731 → -40730 → -40729

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 4073

Divisors: 1, 2, 5, 10, 4073, 8146, 20365, 40730

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1001111100011010

Octal: -117432

Duodecimal: -1B6A2

Hexadecimal: -9f1a

Square: 1658932900

Square Root: 201.81674856165927

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

Starts of runs of 3 consecutive tribonacci-Niven numbers (A352089). A352091

Expansion of ∏_{i>=1, j>=0} (1 + x^{i·2^j}) / (1 - x^{i·2^j}). A327727

Numbers n such that σ(n)=2n-φ(φ(n)). A110073

Number of Dyck paths of semilength n such that the minimal number of peaks over all positive levels equals seven. A288546

Number of partitions of n into parts that are odd or == +- 2 (mod 10). A133153

Numbers whose deficiency is a perfect number. A302125