Properties of the Number 84524

Eighty-Four Thousand Five Hundred Twenty-Four

Basics

Value: 84523 → 84524 → 84525

Parity: even

Prime: No

Previous Prime: 84523

Next Prime: 84533

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 11 × 17 × 113

Divisors: 1, 2, 4, 11, 17, 22, 34, 44, 68, 113

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10100101000101100

Octal: 245054

Duodecimal: 40AB8

Hexadecimal: 14a2c

Square: 7144306576

Square Root: 290.7301153991447

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

Numbers k such that both k and k+1 are abundant. A96399

Symmetric difference of the primitive non-deficient numbers and the primitive Zumkeller numbers. A378538

Numbers k such that both σ(k) >= 2·k-1 and σ(k+1) >= 2*(k+1)-1. A103289

Numbers k such that both k and k+1 are Zumkeller numbers (A083207). A328327

Numbers k such that both k and k+1 are recursive abundant numbers (A333928). A333951

Numbers that are primitive Zumkeller, but not primitive non-deficient. A378657

Numbers k such that k and k+1 are both S-abundant numbers (A181487). A364861

Numbers k such that k and k+1 are both primitive Zumkeller numbers (A180332). A361934

Sequence A084523 in binary. A84524

Petersen graph (8,2) coloring a rectangular array: number of 4Xn 0..15 arrays where 0..15 label nodes of a graph with edges 0,1 0,8 8,14 8,10 1,2 1,9 9,15 9,11 2,3 2,10 10,12 3,4 3,11 11,13 4,5 4,12 12,14 5,6 5,13 13,15 6,7 6,14 7,0 7,15 and every array movement to a horizontal, diagonal or antidiagonal neighbor moves along an edge of this graph. A223602