Properties of the Number 66398

Sixty-Six Thousand Three Hundred Ninety-Eight

Basics

Value: 66397 → 66398 → 66399

Parity: even

Prime: No

Previous Prime: 66383

Next Prime: 66403

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 × 33199

Divisors: 1, 2, 33199, 66398

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10000001101011110

Octal: 201536

Duodecimal: 32512

Hexadecimal: 1035e

Square: 4408694404

Square Root: 257.678093752651

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

Number of compositions (ordered partitions) of n into squares. A6456

Expansion of (theta₃(x) - 1)² / (2 * (3 - theta₃(x))). A347805

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 286", based on the 5-celled von Neumann neighborhood. A287480

Reversion of g.f. (with constant term included) for partition numbers. A66398