Properties of the Number 84141

Eighty-Four Thousand One Hundred Forty-One

Basics

Value: 84140 → 84141 → 84142

Parity: odd

Prime: No

Previous Prime: 84137

Next Prime: 84143

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 9349

Divisors: 1, 3, 9, 9349, 28047, 84141

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100010101101

Octal: 244255

Duodecimal: 40839

Hexadecimal: 148ad

Square: 7079707881

Square Root: 290.0706810417075

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

a(n) = floor(n*φ¹⁹), where φ is the golden ratio, A001622. A4934

Floor[ concatenation of n+2, n+1 and n divided by 3 ]. A75004

a(n) = round(n*φ¹⁹), where φ is the golden ratio, A001622. A4954

Where records occur in A179329. A179997

a(n) is the index in sequence A084138 when the value of that sequence is one (1), i.e., there is exactly one case where there are exactly a(n) primes between m and 2m, exclusively, for m > 0. A84141