Properties of the Number 61204

Sixty-One Thousand Two Hundred Four

Basics

Value: 61203 → 61204 → 61205

Parity: even

Prime: No

Previous Prime: 61169

Next Prime: 61211

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 11 × 13 × 107

Divisors: 1, 2, 4, 11, 13, 22, 26, 44, 52, 107

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110111100010100

Octal: 167424

Duodecimal: 2B504

Hexadecimal: ef14

Square: 3745929616

Square Root: 247.39442192579847

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

Number of pairwise coprime compositions of n, where a singleton is not considered coprime unless it is (1). A337462

a(n) = ∑_d∣n (-1)^n/d-1 * binomial(d+3,4). A366814

a(n) = 2662·n - 22. A157609

Number of permutations satisfying -k<=p(i)-i<=r and p(i)-i not in I, i=1..n, with k=2, r=3, I={0,2}. A80006

Number of nX6 0..1 arrays with every element equal to 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero. A297957

Number of nX7 0..1 arrays with every element equal to 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero. A297958

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero. A297959

(τ<=)_6(n). A61204