Properties of the Number 70726

Seventy Thousand Seven Hundred Twenty-Six

Basics

Value: 70725 → 70726 → 70727

Parity: even

Prime: No

Previous Prime: 70717

Next Prime: 70729

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 35363

Divisors: 1, 2, 35363, 70726

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001010001000110

Octal: 212106

Duodecimal: 34B1A

Hexadecimal: 11446

Square: 5002167076

Square Root: 265.94360304395366

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

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically or nw-to-se diagonally exactly three ways, and new values 0..3 introduced in row major order. A204483

a(n) = ∑_i=n..n+3 ∑_j=i+1..n+4 prime(i)*prime(j). A127350

Numbers k such that 70·R_k + 3, where R_k = 11...1 is the repunit (A002275) of length k. A56689

G.f.: A(x) satisfies: A(x) = ∑_n>=0 xⁿ * (1+x)^n*(n+1) / A(x)ⁿ. A320951

Number of (n+2)X3 0..3 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically or nw-to-se diagonally exactly three ways, and new values 0..3 introduced in row major order. A204475

Number of (n+2)X9 0..3 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically or nw-to-se diagonally exactly three ways, and new values 0..3 introduced in row major order. A204482

a(n) = n⁷ mod 46. A70726