Properties of the Number -20084

Twenty Thousand Eighty-Four

Basics

Value: -20085 → -20084 → -20083

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 5021

Divisors: 1, 2, 4, 5021, 10042, 20084

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111001110100

Octal: -47164

Duodecimal: -B758

Hexadecimal: -4e74

Square: 403367056

Square Root: 141.718029904455

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

Sum of the largest parts of the partitions of n into 8 squarefree parts. A326452

Numerator of 4·H(n,4,3), a generalized harmonic number. A74637

Indices of records in A307730. A348449

Number of 2 X 2 matrices having all terms in {-n,...,0,..,n} and determinant >= 3n. A211153

Expansion of 1/(1-x⁴-x⁵-x⁶-x⁷-x⁸-x⁹-x¹⁰-x¹¹-x¹²-x¹³-x¹⁴). A17836

a(n+5) = a(n+4)+a(n+3)+a(n+2)+a(n+1)+2·a(n) with a(0)=2, a(1)=1, a(2)=5, a(3)=10, a(4)=20. A226311

Number of (n+2) X (1+2) 0..1 arrays with every 2 X 2 and 3 X 3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically. A253503