Properties of the Number 74823

Seventy-Four Thousand Eight Hundred Twenty-Three

Basics

Value: 74822 → 74823 → 74824

Parity: odd

Prime: No

Previous Prime: 74821

Next Prime: 74827

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 7 ² × 509

Divisors: 1, 3, 7, 21, 49, 147, 509, 1527, 3563, 10689

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010010001000111

Octal: 222107

Duodecimal: 37373

Hexadecimal: 12447

Square: 5598481329

Square Root: 273.5379315561189

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

Matrix inverse of triangle A122178, where A122178(n,k) = C( n*(n+1)/2 + n-k - 1, n-k) for n>=k>=0. A121438

"DHK" (bracelet, identity, unlabeled) transform of 0,1,1,1,... A32244

a(1)=1, a(n)=a(n-1)+n⁰ if n odd, a(n)=a(n-1)+ n⁴ if n is even. A140142

a(n) = 2^ω(n)*μ(n)². A74823