Properties of the Number 81948

Eighty-One Thousand Nine Hundred Forty-Eight

Basics

Value: 81947 → 81948 → 81949

Parity: even

Prime: No

Previous Prime: 81943

Next Prime: 81953

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 6829

Divisors: 1, 2, 3, 4, 6, 12, 6829, 13658, 20487, 27316

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100000000011100

Octal: 240034

Duodecimal: 3B510

Hexadecimal: 1401c

Square: 6715474704

Square Root: 286.2656109280331

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

Initial members of abundant quintuplets, i.e., values of k such that (k, k+2, k+4, k+6, k+8) are all abundant numbers. A108926

Smallest square which is one more than the product of n distinct numbers > 1. A81948