Properties of the Number -128826

One Hundred Twenty-Eight Thousand Eight Hundred Twenty-Six

Basics

Value: -128827 → -128826 → -128825

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 17 × 421

Divisors: 1, 2, 3, 6, 9, 17, 18, 34, 51, 102

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -11111011100111010

Octal: -373472

Duodecimal: -62676

Hexadecimal: -1f73a

Square: 16596138276

Square Root: 358.9233901545008

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

G.f. satisfies A(x) = ( 1 + x * (A(x)^1/3 / (1-x))^3/2 )³. A370478

Number of -3..3 arrays x(0..n-1) of n elements with zero sum and no two consecutive declines, no adjacent equal elements, and no element more than one greater than the previous (random base sawtooth pattern). A200176

Kostant partition function P(2*ρ) for root system A_n, where 2*ρ is the sum of the positive roots. A214808