Properties of the Number 27958

Twenty-Seven Thousand Nine Hundred Fifty-Eight

Basics

Value: 27957 → 27958 → 27959

Parity: even

Prime: No

Previous Prime: 27953

Next Prime: 27961

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 7 × 1997

Divisors: 1, 2, 7, 14, 1997, 3994, 13979, 27958

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110100110110

Octal: 66466

Duodecimal: 1421A

Hexadecimal: 6d36

Square: 781649764

Square Root: 167.2064592053788

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 repeated integer partitions of n. A141799

Number of binary strings of length n with no substrings equal to 0000 or 0101. A164389

Numbers having four 6's in base 8. A43448

Number of Dyck paths of semilength n having maximal degree of asymmetry, namely n-1 for n>2 and 0 otherwise. A298647

a(n) = (n³*a(n-1) - 1)/(n - 1) for n >= 2, with a(0) = 1, a(1) = 4. A141827

a(n) = T(n,m) + T(n,m+1) + ... + T(n,n), where m = floor((n+2)/2), T given by A027948. A27958

Half the number of nX6 binary arrays with no element unequal to a strict majority of its king-move neighbors. A183390