Properties of the Number 84142

Eighty-Four Thousand One Hundred Forty-Two

Basics

Value: 84141 → 84142 → 84143

Parity: even

Prime: No

Previous Prime: 84137

Next Prime: 84143

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 42071

Divisors: 1, 2, 42071, 84142

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10100100010101110

Octal: 244256

Duodecimal: 4083A

Hexadecimal: 148ae

Square: 7079876164

Square Root: 290.0724047543992

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) = ceiling(n*φ¹⁹), where φ is the golden ratio, A001622. A4974

Positive numbers k such that the number of primes between k and 2·k is different from the number of primes between m and 2·m for every number m ≠ k. A84142