Properties of the Number 84040

Eighty-Four Thousand Forty

Basics

Value: 84039 → 84040 → 84041

Parity: even

Prime: No

Previous Prime: 84017

Next Prime: 84047

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 5 × 11 × 191

Divisors: 1, 2, 4, 5, 8, 10, 11, 20, 22, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100001001000

Octal: 244110

Duodecimal: 40774

Hexadecimal: 14848

Square: 7062721600

Square Root: 289.8965332666122

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

Row sums of A376832. A379540

Number of prime graphs, G, on n vertices which do not contain a degree-1 vertex in G nor in co-G. A385693

Number of 3-turn queen's tours on an n X n board summed over all starting positions. A186966

List of numbers k whose consecutive digits increase or decrease by d-1, where d is the number of digits in k. A292439

T(n,k)=Number of n-turn queen's tours on a kXk board summed over all starting positions. A186965

Primes obtained as the product of successive terms of A084039 + 1, i.e., a(n) = A084039(n)*A084039(n+1) + 1. A84040