Properties of the Number 99378

Ninety-Nine Thousand Three Hundred Seventy-Eight

Basics

Value: 99377 → 99378 → 99379

Parity: even

Prime: No

Previous Prime: 99377

Next Prime: 99391

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 5521

Divisors: 1, 2, 3, 6, 9, 18, 5521, 11042, 16563, 33126

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11000010000110010

Octal: 302062

Duodecimal: 49616

Hexadecimal: 18432

Square: 9875986884

Square Root: 315.2427635965654

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)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 8 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 8. A252615

Number of (1+2) X (n+2) 0..3 arrays with every 3 X 3 subblock row and diagonal sum equal to 0 3 5 6 or 8 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 8. A252616

Denominators of the harmonic means of the divisors of the positive integers. A99378