Properties of the Number 70389

Seventy Thousand Three Hundred Eighty-Nine

Basics

Value: 70388 → 70389 → 70390

Parity: odd

Prime: No

Previous Prime: 70381

Next Prime: 70393

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 11 × 79

Divisors: 1, 3, 9, 11, 27, 33, 79, 81, 99, 237

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001001011110101

Octal: 211365

Duodecimal: 34899

Hexadecimal: 112f5

Square: 4954611321

Square Root: 265.30925351370615

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

Expansion of ∏_k>=1 (1 - x^k)^sigma₂(k). A288389

Triangle read by rows: T(n,k) is the number of polygons formed by connecting the vertices of a regular 2n-gon such that the winding number around the center is k and with no side passing through the center. A343369

Numbers n such that n | 3ⁿ + 2ⁿ + 1ⁿ. A56645

a(n) = 5ⁿ mod 43. A70389

Number of (n+2)X8 binary arrays avoiding patterns 001 and 000 in rows and columns. A202599