Properties of the Number 87271

Eighty-Seven Thousand Two Hundred Seventy-One

Basics

Value: 87270 → 87271 → 87272

Parity: odd

Prime: No

Previous Prime: 87257

Next Prime: 87277

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 197 × 443

Divisors: 1, 197, 443, 87271

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010011100111

Octal: 252347

Duodecimal: 42607

Hexadecimal: 154e7

Square: 7616227441

Square Root: 295.4166549130228

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

Number of 11X2 integer matrices with each row summing to zero, row elements in nondecreasing order, rows in lexicographically nondecreasing order, and the sum of squares of the elements <= 2·n² (number of collections of 11 zero-sum 2-vectors with total modulus squared not more than 2·n², ignoring vector and component permutations). A192712

Least number·such that gcd(x, π(x)) = n. A87271