Properties of the Number 61941

Sixty-One Thousand Nine Hundred Forty-One

Basics

Value: 61940 → 61941 → 61942

Parity: odd

Prime: No

Previous Prime: 61933

Next Prime: 61949

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 11 × 1877

Divisors: 1, 3, 11, 33, 1877, 5631, 20647, 61941

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111000111110101

Octal: 170765

Duodecimal: 2BA19

Hexadecimal: f1f5

Square: 3836687481

Square Root: 248.87948890979345

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

a(n) = ∑_j=1..n j·prime(j). A14285

a(n) = ∑_k=1..n (-1)^k-1 * binomial(floor(n/k)+3,4). A366659

Numbers k such that k divides the (right) concatenation of all numbers <= k written in base 12 (most significant digit on right). A61941