Properties of the Number 37221

Thirty-Seven Thousand Two Hundred Twenty-One

Basics

Value: 37220 → 37221 → 37222

Parity: odd

Prime: No

Previous Prime: 37217

Next Prime: 37223

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 19 × 653

Divisors: 1, 3, 19, 57, 653, 1959, 12407, 37221

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001000101100101

Octal: 110545

Duodecimal: 19659

Hexadecimal: 9165

Square: 1385402841

Square Root: 192.92744750294085

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

Expansion of (2 + 2·x - 3·x²) / (1 - 2·x - x² + x³). A33304

Sum of n-th powers of the three roots of x³-2·x²-x+1. A274975

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 7 or 8 king-move adjacent elements, with upper left element zero. A317118

Number of unlabeled rooted trees with n nodes where the outdegrees (branching factors) of adjacent nodes differ by at most one. A260403

Number of binary strings of length n with equal numbers of 000 and 101 substrings. A164140

Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 7 or 8 king-move adjacent elements, with upper left element zero. A317114

Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 7 or 8 king-move adjacent elements, with upper left element zero. A317115

Number of near-rings (or nearrings) definable on cyclic group of order n. A37221