Properties of the Number 69212

Sixty-Nine Thousand Two Hundred Twelve

Basics

Value: 69211 → 69212 → 69213

Parity: even

Prime: No

Previous Prime: 69203

Next Prime: 69221

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 11 ³ × 13

Divisors: 1, 2, 4, 11, 13, 22, 26, 44, 52, 121

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000111001011100

Octal: 207134

Duodecimal: 34078

Hexadecimal: 10e5c

Square: 4790300944

Square Root: 263.0817363482308

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 length n arrays of permutations of 0..n-1 with each element moved by -k to k places and the median of every three consecutive elements nondecreasing. A263597

a(n) = ∑_k=1..n 3^ω(k). A69212