Properties of the Number 65941

Sixty-Five Thousand Nine Hundred Forty-One

Basics

Value: 65940 → 65941 → 65942

Parity: odd

Prime: No

Previous Prime: 65929

Next Prime: 65951

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 23 × 47 × 61

Divisors: 1, 23, 47, 61, 1081, 1403, 2867, 65941

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000000110010101

Octal: 200625

Duodecimal: 321B1

Hexadecimal: 10195

Square: 4348215481

Square Root: 256.789797305111

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 n such that σ(φ(n))/σ(n) = 3. A67383

Odd hexagonal pyramidal numbers. A15225

T(n,k) = binomial(n-floor((k+1)/2), floor(k/2)). Triangle read by rows, for 0 <= k <= n. A65941

Hexagonal numbers triangle read by rows: T(n,k)=(n+1-k)*(2*(n+1-k)-1). A103217