Properties of the Number 91471

Ninety-One Thousand Four Hundred Seventy-One

Basics

Value: 91470 → 91471 → 91472

Parity: odd

Prime: No

Previous Prime: 91463

Next Prime: 91493

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 23 × 41 × 97

Divisors: 1, 23, 41, 97, 943, 2231, 3977, 91471

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110010101001111

Octal: 262517

Duodecimal: 44B27

Hexadecimal: 1654f

Square: 8366943841

Square Root: 302.44172992495595

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

Absolute discriminants of complex quadratic fields with 3-class group of type (3,3) and 3-principalization type (2241). A247689

Numbers k such that 179·2^k+1 is prime. A32466

a(n) = ∑_k=0..n S(k)*S(n-k), convolution of S=A001644 with itself. A73782

Number of n X n matrices with entries {-1,1} that are diagonalizable over the complex numbers. A91471