Properties of the Number -103020

One Hundred Three Thousand Twenty

Basics

Value: -103021 → -103020 → -103019

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 6

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 5 × 17 × 101

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 15, 17

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11001001001101100

Octal: -311154

Duodecimal: -4B750

Hexadecimal: -1926c

Square: 10613120400

Square Root: 320.9672880528482

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

Areas of integer-sided triangles whose area equals 5 times their perimeter. A289221

a(n) = n⁵ + 3·n³ + 2·n = n*(n² + 1)*(n² + 2). A120573

Largest area of triangles with integer sides and area = n times perimeter. A289156

Coefficients T(n,k) of x^4·n+1-k*y^k in A(x,y) for n >= 0, k = 0..3·n+1, where A(x,y) satisfies: y = ∑_n=-oo..+oo (-x)^n² * A(x,y)^(n-1²), as an irregular triangle read by rows. A356501

a(n) = A356500(3·n, n+1) for n >= 0. A356506

Number of 6Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors not equal to itself. A265996