Properties of the Number -21552885

Twenty-One Million Five Hundred Fifty-Two Thousand Eight Hundred Eighty-Five

Basics

Value: -21552886 → -21552885 → -21552884

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 3 ¹⁰ × 5 × 73

Divisors: 1, 3, 5, 9, 15, 27, 45, 73, 81, 135

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -1010010001101111011110101

Octal: -122157365

Duodecimal: -7274899

Hexadecimal: -148def5

Square: 464526851823225

Square Root: 4642.508481413901

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

a(n) = n¹⁰*(n⁶ + 1)/2. A170798

a(n) = n⁵*(n³ + 1)/2. A168371

Pisot sequence P(4,10). A21004

Odd composite numbers k such that M(k-3) == (-3)^(k-3/2) (mod k), where M(k) = A001006(k) is the k-th Motzkin number. A393215