Properties of the Number 74271

Seventy-Four Thousand Two Hundred Seventy-One

Basics

Value: 74270 → 74271 → 74272

Parity: odd

Prime: No

Previous Prime: 74257

Next Prime: 74279

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 19 × 1303

Divisors: 1, 3, 19, 57, 1303, 3909, 24757, 74271

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10010001000011111

Octal: 221037

Duodecimal: 36B93

Hexadecimal: 1221f

Square: 5516181441

Square Root: 272.5270628763316

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

Integers of the form 8k + 7 that can be written as a sum of four distinct squares of the form m, m + 1, m + 3, m + 5, where m == 2 (mod 4). A243580

O.g.f. A(x) satisfies: [xⁿ] exp( n*(n+2) * x ) / A(x) = 0 for n>0. A304863

Expansion of (1-2x+6x²-x³)/(1-3x+x²)². A167478

Expansion of 1/((1-2x)(1-4x)(1-8x)(1-11x)). A25978

Number of permutations of length n which avoid the patterns 1234, 2431, 3412. A116755

a(1) = 1; a(n) = a(n-1) + prime(a(n-1)). A74271

Number of nX6 0..1 arrays with every element equal to 0, 1 or 3 horizontally or antidiagonally adjacent elements, with upper left element zero. A301882