Properties of the Number 84213

Eighty-Four Thousand Two Hundred Thirteen

Basics

Value: 84212 → 84213 → 84214

Parity: odd

Prime: No

Previous Prime: 84211

Next Prime: 84221

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 3119

Divisors: 1, 3, 9, 27, 3119, 9357, 28071, 84213

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100011110101

Octal: 244365

Duodecimal: 40899

Hexadecimal: 148f5

Square: 7091829369

Square Root: 290.19476218567416

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

Primefree centuries (i.e., numbers k such that no prime exists between 100·k and 100·k+99). A181098

Numbers that are the sum of five fifth powers in two or more ways. A342685

Numbers that are the sum of five fifth powers in exactly two ways. A342686

Numbers which form a prime by appending a 3-digit odd number and form no primes by appending any 1- or 2-digit odd number not beginning with 0. A91089

Numbers which form a prime by appending a 3-digit number and form no primes by appending 1 digit or 2 digits. A365813

"BGK" (reversible, element, unlabeled) transform of 1,1,1,1,... A32058

Binomial transform of A081250. A84213