Properties of the Number -4061

Sixty-One

Basics

Value: -4062 → -4061 → -4060

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 31 × 131

Divisors: 1, 31, 131, 4061

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -111111011101

Octal: -7735

Duodecimal: -2425

Hexadecimal: -fdd

Square: 16491721

Square Root: 63.72597586541927

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) = (-1)^n-3*binomial(n,3) - 1. A216414

Crystal ball sequence for hexagonal close-packing. A7202

Centered 10-gonal numbers. A62786

Number of partitions of n without three consecutive parts in arithmetic progression. A238424

a(n) = n*(n² - 6·n + 11)/6. A50407

Number of integer partitions of n with all distinct lengths of maximal gapless runs (decreasing by 0 or 1). A384884

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change 0,1 2,2 1,0 -1,2 -2,-1 or -1,-1. A264422

a(n) = (3 + 2·n + 6·n² + 4·n³)/3. A166464

Numbers which converge to 6 under repeated application of the powertrain map of A133500. A326739

a(n) = ∑_d∣n σ(n/d)*d³. A27847