Properties of the Number 70436

Seventy Thousand Four Hundred Thirty-Six

Basics

Value: 70435 → 70436 → 70437

Parity: even

Prime: No

Previous Prime: 70429

Next Prime: 70439

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 17609

Divisors: 1, 2, 4, 17609, 35218, 70436

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001001100100100

Octal: 211444

Duodecimal: 34918

Hexadecimal: 11324

Square: 4961230096

Square Root: 265.39781461044475

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, where the g.f. of column k, C_k(x), is equal to the product: C_k(x) = ∏_k=0..n 1/(1 - binomial(n,k)*x). A124834

Consider the 2^n-1 monic polynomials f(x) with coefficients 0 or 1, degree n and f(0)=1. Sequence gives triangle read by rows, in which T(n,k) (n>=1) is the number of such polynomials of thickness k (2 <= k <= n+1). A169940

a(n) = n² mod 13. A70436