Properties of the Number 93987

Ninety-Three Thousand Nine Hundred Eighty-Seven

Basics

Value: 93986 → 93987 → 93988

Parity: odd

Prime: No

Previous Prime: 93983

Next Prime: 93997

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 59 ²

Divisors: 1, 3, 9, 27, 59, 177, 531, 1593, 3481, 10443

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110111100100011

Octal: 267443

Duodecimal: 46483

Hexadecimal: 16f23

Square: 8833556169

Square Root: 306.5729929396913

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

Numbers > 1 that are not a prime power and whose prime indices and exponents are all themselves prime numbers. A352518

Numbers of the form 20·k+7 which are three times a square. A192328

Number of n-bead necklaces labeled with numbers 1..7 allowing reversal, with no adjacent beads differing by more than 1. A208720

a(1) = 1, a(2) = 2, a(n+1) = a(n)²ⁿ/ a(n-1). Symmetrically a(n) = {a(n-1)*a(n+1)}^[1/{(n-1) +(n+1)}]. A93987