Properties of the Number 61670

Sixty-One Thousand Six Hundred Seventy

Basics

Value: 61669 → 61670 → 61671

Parity: even

Prime: No

Previous Prime: 61667

Next Prime: 61673

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 7 × 881

Divisors: 1, 2, 5, 7, 10, 14, 35, 70, 881, 1762

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111000011100110

Octal: 170346

Duodecimal: 2B832

Hexadecimal: f0e6

Square: 3803188900

Square Root: 248.33445189904683

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 T, read by rows, equal to the matrix inverse of the triangle defined by [T^-1](n,k) = A075263(n,k)/n!, for n>=k>=0. A106338

Number of maximal irredundant sets in the n-antiprism graph. A291054

Number of minimum edge covers in the n-Lucas cube graph. A378861

Triangular sequence of coefficients from a polynomial recursion: p(x,n)=-2 (-(n - 1) + x)*p(x, n - 1) + (-(n + 1) + (n + 2)* x - x²)p(x, n - 2). A137663

Distance to nearest prime power p^k, k=0 and k >= 2 (A025475). A61670