Properties of the Number -10720

Ten Thousand Seven Hundred Twenty

Basics

Value: -10721 → -10720 → -10719

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ⁵ × 5 × 67

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10100111100000

Octal: -24740

Duodecimal: -6254

Hexadecimal: -29e0

Square: 114918400

Square Root: 103.53743284435828

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

Row sums of (signed) triangle A060821 (Hermite polynomials). A62267

The 9th Hermite Polynomial evaluated at n: H₉(n) = 512·n⁹ - 9216·n⁷ + 48384·n⁵ - 80640·n³ + 30240·n. A247854

A triangle of coefficients from Hermite polynomials A060821 as {x,y},{y,z},{z,x} binomials reduced to x: f(x,y,n)=Sum[Coefficients(H(x,n))(i)*xⁱ*y^n-1,{i,0,n}]; p(x,y,z)=f(x,y,n)+f(y,z,n)+f(z,x,n). A139583

Number of integer partitions of n of odd rank. A340692

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0000 0011 or 0111. A259250

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having index change (+-,+-) 0,2 1,1 or 1,0. A263973

a(2·n+1) = 9·a(n), a(2·n+2) = 10·a(n) + a(n-1). A116555

a(n) = s(1)*s(n) + s(2)*s(n-1) + ... + s(k)*s(n+1-k), where k = floor((n+1)/2), s = (Fibonacci numbers). A24458

a(n) = 4·n*(n² + 2)/3. A217873

For any k, the cumulative sum a(1) + a(2) + a(3) + ... + a(k) shares at least five digits with a(k). Lexicographically first sequence of positive integers without duplicate terms having this property. A326640