Properties of the Number 84848

Eighty-Four Thousand Eight Hundred Forty-Eight

Basics

Value: 84847 → 84848 → 84849

Parity: even

Prime: No

Previous Prime: 84827

Next Prime: 84857

Digit Sum: 32

Digital Root: 5

Palindrome: Yes

Factorization: 2 ⁴ × 5303

Divisors: 1, 2, 4, 8, 16, 5303, 10606, 21212, 42424, 84848

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10100101101110000

Octal: 245560

Duodecimal: 41128

Hexadecimal: 14b70

Square: 7199183104

Square Root: 291.28680025020014

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

Numerator of b(n) = -∑_k=1..n A037861(k)/((2·k)*(2·k+1)), where A037861(k) = (number of 0's) - (number of 1's) in the binary representation of k. A110625

Principal diagonal of the convolution array A213836. A213837

Number of sequences of 2's and 3's of length n with curling number 3. A217212

Diagonal of A083464. A83465

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

a(n) is the number of quadratic residues of A085635(n). A84848

The number of columns with alive cells in the n-th generation of cyclic sequence of patterns given in A179412, played in Conway's Game of Life on the 8x8 toroidal grid. A179413

Number of (n+1)X(4+1) 0..1 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise. A235958

Smallest semiprime, sp, such that 2n - sp is a semiprime, or a(n)=0 if there is no such sp. A241656