Properties of the Number 61013

Sixty-One Thousand Thirteen

Basics

Value: 61012 → 61013 → 61014

Parity: odd

Prime: No

Previous Prime: 61007

Next Prime: 61027

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 17 × 37 × 97

Divisors: 1, 17, 37, 97, 629, 1649, 3589, 61013

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110111001010101

Octal: 167125

Duodecimal: 2B385

Hexadecimal: ee55

Square: 3722586169

Square Root: 247.00809703327542

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

T(n,k)=Hilltop maps: number of nXk binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or vertical neighbor in a random 0..2 nXk array. A218206

Number of subsets of {2..n} such that it is not possible to choose a different binary index of each element. A370643

Number of coverings of {1...n} by translation of a single set. A96202

Composite squarefree numbers n such that p(i)-7 divides n+7, where p(i) are the prime factors of n. A225707

Numbers k such that A339549(k) = A339549(k+1). A339550

Hilltop maps: number of n X 4 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or vertical neighbor in a random 0..2 n X 4 array. A218202

Hilltop maps: number of n X n binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or vertical neighbor in a random 0..2 n X n array. A218198

Numbers k such that (product of digits of k) is divisible by (sum of digits of k), where 0's are not permitted. A61013