Properties of the Number 61451

Sixty-One Thousand Four Hundred Fifty-One

Basics

Value: 61450 → 61451 → 61452

Parity: odd

Prime: No

Previous Prime: 61441

Next Prime: 61463

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 13 × 29 × 163

Divisors: 1, 13, 29, 163, 377, 2119, 4727, 61451

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111000000001011

Octal: 170013

Duodecimal: 2B68B

Hexadecimal: f00b

Square: 3776225401

Square Root: 247.8931221312927

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

a(n) = n*(n-3)*(n²-7·n+14)/8. A176145

Constant term of the reduction by x²->x+1 of the polynomial p(n,x) defined at Comments. A192964

Decimal expansion of 9^9⁹ = 9^³. A241298

T(n,k)=Number of nXk 0..1 arrays with no element equal to more than one of its horizontal and vertical neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. A280440

Array T(n,k) of k-th order Fibonacci numbers read by antidiagonals in up-direction. A61451