Properties of the Number -2250000

Two Hundred Fifty Thousand

Basics

Value: -2250001 → -2250000 → -2249999

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 ⁴ × 3 ² × 5 ⁶

Divisors: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000100101010100010000

Octal: -10452420

Duodecimal: -906100

Hexadecimal: -225510

Square: 5062500000000

Square Root: 1500

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: Yes

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 bracket function. A750

a(n) = ∑_{k >= 0}(-1)^k*binomial(n,5·k). A289306

Expansion of ((1+x)³ - x³)/((1+x)⁵ - x⁵). A105369

Scaled Chebyshev U-polynomial evaluated at sqrt(5)/2. A30191

Sum of digits of numbers between 0 and (10ⁿ)-1. A34967

a(n) is the n-th quintic factorial number divided by 5. A34325

Binomial transform of Fibonacci(2n). A93131

a(n) = ∑_{k >= 0}(-1)^k*binomial(n,5·k+1). A289321

a(n) = ∑_k>=0 (-1)^k*binomial(n,5·k+4). A289389

Numbers of the form (5ⁱ)*(12^j), with i, j >= 0. A108201