Properties of the Number 66122

Sixty-Six Thousand One Hundred Twenty-Two

Basics

Value: 66121 → 66122 → 66123

Parity: even

Prime: No

Previous Prime: 66109

Next Prime: 66137

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 4723

Divisors: 1, 2, 7, 14, 4723, 9446, 33061, 66122

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000001001001010

Octal: 201112

Duodecimal: 32322

Hexadecimal: 1024a

Square: 4372118884

Square Root: 257.1419841255022

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 ways to place 4 nonattacking semi-queens on an n X n board. A202655

Expansion of 1/(1 - 4·x/(1-x))^7/2. A377200

Number of parts in all partitions of n with largest multiplicity nine. A320379

Numbers n with property that n² is a sum of some 120 successive primes. A166262

Integers m such that 6m+1 and 6m+101 are two consecutive primes. A194430

E.g.f. satisfies: A(x) = 1/(1 - Integral A(x) + A(x)² dx). A235369

Numbers that in base 2 need one 'Reverse and Add' step to reach a palindrome. A66122