Properties of the Number 27727

Twenty-Seven Thousand Seven Hundred Twenty-Seven

Basics

Value: 27726 → 27727 → 27728

Parity: odd

Prime: No

Previous Prime: 27701

Next Prime: 27733

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 × 17 × 233

Divisors: 1, 7, 17, 119, 233, 1631, 3961, 27727

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110110001001111

Octal: 66117

Duodecimal: 14067

Hexadecimal: 6c4f

Square: 768786529

Square Root: 166.5142636532979

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

Starts of runs of 4 consecutive Gray-code Niven numbers (A344341). A344344

T(n,k) = number of n-bead necklaces labeled with numbers -k..k allowing reversal, with sum zero and three times sum of squares <= n·k*(k+1). A208805

Nonnegative values·of solutions (x, y) to the Diophantine equation x²+(x+233)² = y². A129625

Numbers with digits 2 and 7 only. A284921

Number of n-bead necklaces labeled with numbers -2..2 allowing reversal, with sum zero and three times sum of squares <= n*(2)*(2+1). A208799

Smallest k such that (10ⁿ+k, 10ⁿ+k+2) and (10ⁿ⁺¹+k, 10ⁿ⁺¹+k+2) are two pairs of twin primes. A224905

Numbers k such that (k+j) mod (2+j) = 1 for j from 0 to 10 and (k+11) mod 13 <> 1. A96027

Palindromes of form k² + k + 9. A27727

Records in A361902. A361997

Indices of records in A361902. A361998