Properties of the Number 30271

Thirty Thousand Two Hundred Seventy-One

Basics

Value: 30270 → 30271 → 30272

Parity: odd

Prime: Yes

Previous Prime: 30269

Next Prime: 30293

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 30271

Divisors: 1, 30271

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 111011000111111

Octal: 73077

Duodecimal: 15627

Hexadecimal: 763f

Square: 916333441

Square Root: 173.9856315906575

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

a(n) equals the least sum of the squares of the coefficients in ((1 + x^k)² + x^p)ⁿ found at sufficiently large p for some fixed k>0. A186378

Primes of form k² - 5. A28877

Numbers obtained by reinterpreting base-2 representation of odd numbers in primorial base. A328462

a(n) is the largest prime < 7·a(n-1) for n > 1, with a(1) = 2. A126035

Larger of emirp pairs whose digital sums are also emirps (A178091). A178093

Totally multiplicative sequence with a(p) = a(p-1) + 10 for prime p. A166707

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2)*b(n-1)*b(n), where a(0) = 2, a(1) = 4, b(0) = 1, b(1) = 3, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences. A296282

Numbers k such that 13^k - 12^k is prime. A62579

Number of squares in an n X n grid of squares with diagonals. A111500

Sums of 4 distinct primorials. A177709