Properties of the Number -89425

Eighty-Nine Thousand Four Hundred Twenty-Five

Basics

Value: -89426 → -89425 → -89424

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 ² × 7 ² × 73

Divisors: 1, 5, 7, 25, 35, 49, 73, 175, 245, 365

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -10101110101010001

Octal: -256521

Duodecimal: -43901

Hexadecimal: -15d51

Square: 7996830625

Square Root: 299.0401310861136

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

Triangle read by rows: T(n,k) is the number of partitions of the set {1,2,...,n}, having exactly k blocks consisting only even entries (0<=k<=floor(n/2)). A124422

a(n) = (n+1)*(2·n+1)*(3·n+1). A11199

Numbers that have exactly 7 representations as a k-gonal number, P(m,k) = m*((k-2)*m - (k-4))/2, k and m >= 3. A321157

Abelian orders m for which there exist at least 4 groups of order m. A350323

Numbers with exactly one arithmetic progression of four successive divisors (not necessarily consecutive). A94530

a(n) = 2·n³ + 3·n². A275709

Number of minimal total dominating sets in the n-barbell graph. A302650

a(n) = (6·n + 1)*(12·n + 1)*(18·n + 1). A382809

a(n) = 73·n². A174334

Array read by ascending antidiagonals: A(n,k) = (6·n + 1)*(12·n + 1)*∏_i=0..k-2 (9·2ⁱ*n + 1) with k >= 2. A382835