Properties of the Number -4419

Four Hundred Nineteen

Basics

Value: -4420 → -4419 → -4418

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 491

Divisors: 1, 3, 9, 491, 1473, 4419

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000101000011

Octal: -10503

Duodecimal: -2683

Hexadecimal: -1143

Square: 19527561

Square Root: 66.47555941848101

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

Expansion of exp( ∑_n>=1 -σ(9·n)*xⁿ/n ) in powers of x. A283169

Triangle, read by rows, T(n, k) = ∑_j=0..k (-1)^j*(k-j+1)ⁿ*binomial(n+1, j) *binomial(n+2, j)/(j+1). A176124

Triangle read by rows: first define the Narayana numbers: Y(n,m)=Binomial[n, m]*Binomial[n + 1, m + 1]/(n - m + 1); then t(n,m)=Sum[(-1)^j *Y(n + 1, j)*(k + 1 - j)ⁿ, {j, 0, k + 1}]. A155796

Sum of the n-th maximal antirun of odd primes differing by more than two. A373405

2·n analog to Keith numbers. A282757

Number T(n,k) of Dyck paths of semilength n having exactly k (possibly overlapping) occurrences of the consecutive steps UDUUUDDDUD (with U=(1,1), D=(1,-1)); triangle T(n,k), n>=0, 0<=k<=max(0,floor((n-1)/4)), read by rows. A243881

Number of free generators of degree n of symmetric polynomials in 4 noncommuting variables. A124292

Positive numbers whose product of digits is 8 times their sum. A62040

Numbers that are the sum of nine fourth powers in four or more ways. A345588

Numbers that are the sum of nine fourth powers in five or more ways. A345589