Properties of the Number 87993

Eighty-Seven Thousand Nine Hundred Ninety-Three

Basics

Value: 87992 → 87993 → 87994

Parity: odd

Prime: No

Previous Prime: 87991

Next Prime: 88001

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 3259

Divisors: 1, 3, 9, 27, 3259, 9777, 29331, 87993

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011110111001

Octal: 253671

Duodecimal: 42B09

Hexadecimal: 157b9

Square: 7742768049

Square Root: 296.63614075159484

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) is the number of numbers between 1 and 2^m with m-n prime factors (counted with multiplicity), for m sufficiently large. A52130

Numbers k for which the quotient q(k)=(k+rev(k))/abs(k-rev(k)) is an integer. A87993