Properties of the Number 80612

Eighty Thousand Six Hundred Twelve

Basics

Value: 80611 → 80612 → 80613

Parity: even

Prime: No

Previous Prime: 80611

Next Prime: 80621

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 7 × 2879

Divisors: 1, 2, 4, 7, 14, 28, 2879, 5758, 11516, 20153

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011101011100100

Octal: 235344

Duodecimal: 3A798

Hexadecimal: 13ae4

Square: 6498294544

Square Root: 283.9225246436077

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) is the smallest number m such that n²^k + m²^k is prime for k=0,1,2,3 and 4. A90873

Numbers k such that the determinant of the Vandermonde matrix of their digits is equal to σ(k), the sum of divisors of k. A307586

Möbius transform of the Pell numbers (A000129). A133726

Even numbers that are not the sum of two prime-indexed primes. A303403

Numbers m such that (1/p(2·m+1)) * ∑_k=1..m p(2·k+1)-p(2·k) >= (1/p(2·m))* ∑_k=1..m p(2·k)-p(2·k-1) where p(k) denotes the k-th prime. A80612