Properties of the Number 61541

Sixty-One Thousand Five Hundred Forty-One

Basics

Value: 61540 → 61541 → 61542

Parity: odd

Prime: No

Previous Prime: 61519

Next Prime: 61543

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 19 × 41 × 79

Divisors: 1, 19, 41, 79, 779, 1501, 3239, 61541

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111000001100101

Octal: 170145

Duodecimal: 2B745

Hexadecimal: f065

Square: 3787294681

Square Root: 248.0745855584566

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

Main diagonal of Ludic array A255127 (and A255129): a(n) = A255127(n,n). A255410

Odd numbers k that divide Lucas(k) + 1. A94399

a(n)=(n⁴-n³-n²-n)/2. A171129

Number of connected labeled graphs with n nodes and n+2 edges. A61541