Properties of the Number 84980

Eighty-Four Thousand Nine Hundred Eighty

Basics

Value: 84979 → 84980 → 84981

Parity: even

Prime: No

Previous Prime: 84979

Next Prime: 84991

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 5 × 7 × 607

Divisors: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100101111110100

Octal: 245764

Duodecimal: 41218

Hexadecimal: 14bf4

Square: 7221600400

Square Root: 291.5132930073687

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 m such that 72·m + 1, 576·m + 1, 648·m + 1, 1296·m + 1, and 2592·m + 1 are all primes. A372187

Triangle of (multi)factorials: n-th row is (n+1)!!... {n "!"s}, (n+1)!... {n-1 "!"s}, ..., (n+1)!. A84980