Properties of the Number 84912

Eighty-Four Thousand Nine Hundred Twelve

Basics

Value: 84911 → 84912 → 84913

Parity: even

Prime: No

Previous Prime: 84871

Next Prime: 84913

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁴ × 3 × 29 × 61

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 29

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100101110110000

Octal: 245660

Duodecimal: 41180

Hexadecimal: 14bb0

Square: 7210047744

Square Root: 291.39663690578175

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

T(n,k)=Number of nXk 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes. A278385

a(n) = ∑_d∣n C(n,d)*σ(d)*σ(n/d). A179307

Number of n X 2 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes. A278379

a(1) = 1024; a(n) = 5·a(n-1)/8. A84912