Properties of the Number 84278

Eighty-Four Thousand Two Hundred Seventy-Eight

Basics

Value: 84277 → 84278 → 84279

Parity: even

Prime: No

Previous Prime: 84263

Next Prime: 84299

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 42139

Divisors: 1, 2, 42139, 84278

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100100110110

Octal: 244466

Duodecimal: 40932

Hexadecimal: 14936

Square: 7102781284

Square Root: 290.30673433456553

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

Number of ways to choose a multiset of values whose sum is n from the first floor(1+log₂(n)) rows of Pascal's triangle. A366120

Triangle, read by rows, given by [0,1,1,1,1,1,1,1,...] δ [1,0,1,0,2,0,3,0,4,0,5,0,6,0,...] where δ is the operator defined in A084938. A173050

Squarefree numbers n which are the product of an even number of distinct primes such that Fibonacci(n) is also squarefree and the product of an even number of distinct primes. A84278