Properties of the Number 69928

Sixty-Nine Thousand Nine Hundred Twenty-Eight

Basics

Value: 69927 → 69928 → 69929

Parity: even

Prime: No

Previous Prime: 69911

Next Prime: 69929

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 8741

Divisors: 1, 2, 4, 8, 8741, 17482, 34964, 69928

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001000100101000

Octal: 210450

Duodecimal: 34574

Hexadecimal: 11128

Square: 4889925184

Square Root: 264.43902888945877

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

Total number of nodes summed over all self-avoiding planar walks starting at (0,0), ending at (n,n), remaining in the first quadrant and using steps (0,1), (1,0), (1,1), (-1,1), and (1,-1) with the restriction that (0,1) is never used below the diagonal and (1,0) is never used above the diagonal. A285673

Number of lower triangular n X n arrays colored with integers 0 upwards introduced in row major order, with no element equal to any element at a city block distance of two, and containing the value n(n+1)/2-2. A212031

Number of integers k, 1<=k<=n, such that τ(k) divides σ(k) where τ(k) is the number of divisors of k and σ(k) the sum of divisors of k. A69928

Indices m such that 2·prime(m) cannot be written as a sum of two distinct prime(m-k) and prime(m+k). A178953