Properties of the Number 71205

Seventy-One Thousand Two Hundred Five

Basics

Value: 71204 → 71205 → 71206

Parity: odd

Prime: No

Previous Prime: 71191

Next Prime: 71209

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 47 × 101

Divisors: 1, 3, 5, 15, 47, 101, 141, 235, 303, 505

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001011000100101

Octal: 213045

Duodecimal: 35259

Hexadecimal: 11625

Square: 5070152025

Square Root: 266.84265026415846

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

Numbers k such that k and k² have the same set of digits. A29793

Integers m such that iterating the map f(x) = x² + 1 on m generates a number ending with m. A350130

Numbers n such that both n and n squared contain exactly the same digits, and n is not divisible by 10. A258231

Tetraprimes (or products of exactly four distinct prime numbers) that are the sum of two successive tetraprimes. A380348

Centered cube numbers: (n+1)²⁵ + n²⁵. A194553

Largest digit of A071204(n). A71205