Properties of the Number 61956

Sixty-One Thousand Nine Hundred Fifty-Six

Basics

Value: 61955 → 61956 → 61957

Parity: even

Prime: No

Previous Prime: 61949

Next Prime: 61961

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 1721

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 1721

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111001000000100

Octal: 171004

Duodecimal: 2BA30

Hexadecimal: f204

Square: 3838545936

Square Root: 248.90962215229848

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

G.f. A(x) satisfies: A(x) = x + x² + x³ * A(x/(1 - x)) / (1 - x). A346050

Convolution of L(n+1) := A000204(n+1) (Lucas), n>=0, with L(n+7), n>=0. A67985

Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 3 (most significant digit on right). A61956