Properties of the Number 83885

Eighty-Three Thousand Eight Hundred Eighty-Five

Basics

Value: 83884 → 83885 → 83886

Parity: odd

Prime: No

Previous Prime: 83873

Next Prime: 83891

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 5 × 19 × 883

Divisors: 1, 5, 19, 95, 883, 4415, 16777, 83885

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100011110101101

Octal: 243655

Duodecimal: 40665

Hexadecimal: 147ad

Square: 7036693225

Square Root: 289.6290731263006

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

Numbers k such that the decimal representation of k is contained as substring in that of the k-th triangular number. A119238

a(n) = (4ⁿ+2ⁿ+0ⁿ+(-2)ⁿ)/4. A83885