Properties of the Number 82401

Eighty-Two Thousand Four Hundred One

Basics

Value: 82400 → 82401 → 82402

Parity: odd

Prime: No

Previous Prime: 82393

Next Prime: 82421

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 11 ² × 227

Divisors: 1, 3, 11, 33, 121, 227, 363, 681, 2497, 7491

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10100000111100001

Octal: 240741

Duodecimal: 3B829

Hexadecimal: 141e1

Square: 6789924801

Square Root: 287.05574371539757

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

Total number of positive integers < 10ⁿ with multiplicative digital root value 0. A263470

Number of arrays of 5 integers in -n..n with sum zero and equal numbers of elements greater than zero and less than zero. A201813

a(n) = (4·n³ - 6·n² + 20·n + 3)/3. A322597

a(n) = A005374(n) - floor(r·n) where r is the positive root of x³+x-1=0. A82401