Properties of the Number 69665

Sixty-Nine Thousand Six Hundred Sixty-Five

Basics

Value: 69664 → 69665 → 69666

Parity: odd

Prime: No

Previous Prime: 69661

Next Prime: 69677

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 5 × 13933

Divisors: 1, 5, 13933, 69665

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10001000000100001

Octal: 210041

Duodecimal: 34395

Hexadecimal: 11021

Square: 4853212225

Square Root: 263.9412813487121

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

Number of -2..2 arrays x(0..n-1) of n elements with zero sum, and adjacent elements not both strictly positive and not both strictly negative. A199892

T(n,k)=Number of -k..k arrays x(0..n-1) of n elements with zero sum, and adjacent elements not both strictly positive and not both strictly negative. A199898

Smallest n-digit square with maximum digit sum. A69665