Properties of the Number -199725

One Hundred Ninety-Nine Thousand Seven Hundred Twenty-Five

Basics

Value: -199726 → -199725 → -199724

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 ² × 2663

Divisors: 1, 3, 5, 15, 25, 75, 2663, 7989, 13315, 39945

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -110000110000101101

Octal: -606055

Duodecimal: -976B9

Hexadecimal: -30c2d

Square: 39890075625

Square Root: 446.9060303911774

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) = number of subsets S of {1,2,...,n} having more than 2 elements such that (sum of least two elements of S) = difference between greatest two elements of S. A357292

Partial sums of floor(4ⁿ/7). A178710