Properties of the Number 97820

Ninety-Seven Thousand Eight Hundred Twenty

Basics

Value: 97819 → 97820 → 97821

Parity: even

Prime: No

Previous Prime: 97813

Next Prime: 97829

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 × 67 × 73

Divisors: 1, 2, 4, 5, 10, 20, 67, 73, 134, 146

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111111000011100

Octal: 277034

Duodecimal: 48738

Hexadecimal: 17e1c

Square: 9568752400

Square Root: 312.7618902615854

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 in Morse code, with 1 for a dot, 2 for a dash and 0 between digits/letters and then converted from base 3 to base 10. A60110

Monotonic ordering of set S generated by these rules: if·and y are in S then 3xy-x-y is in S, and 2 is in S. A192529

Expansion of e.g.f. exp(2·x)/(1-4·x). A97820