Properties of the Number 61587

Sixty-One Thousand Five Hundred Eighty-Seven

Basics

Value: 61586 → 61587 → 61588

Parity: odd

Prime: No

Previous Prime: 61583

Next Prime: 61603

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 2281

Divisors: 1, 3, 9, 27, 2281, 6843, 20529, 61587

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111000010010011

Octal: 170223

Duodecimal: 2B783

Hexadecimal: f093

Square: 3792958569

Square Root: 248.16728229160265

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

Base-6 Keith numbers. A188197

Number of (7+2) X (n+2) 0..3 arrays with every 3 X 3 subblock row and diagonal sum equal to 0 3 5 6 or 7 and every 3 X 3 column and antidiagonal sum not equal to 0 3 5 6 or 7. A252391

a(1) = 1, a(n)= number obtained by replacing each digit of a(n-1) with nine times its value. A61587