Properties of the Number 66797

Sixty-Six Thousand Seven Hundred Ninety-Seven

Basics

Value: 66796 → 66797 → 66798

Parity: odd

Prime: Yes

Previous Prime: 66791

Next Prime: 66809

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 66797

Divisors: 1, 66797

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000010011101101

Octal: 202355

Duodecimal: 327A5

Hexadecimal: 104ed

Square: 4461839209

Square Root: 258.4511559269952

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

Primes from merging of 5 successive digits in decimal expansion of sqrt(2). A198165

Balanced primes (A090403) of index 3. A96707

Primes having only {6, 7, 9} as digits. A261184

Primes of the form x² + y² + z, where x, y and z are three successive numbers. A95697

Balanced primes of order fourteen. A300365

Primes with minimal digit = 6. A106106

Primes which contain the fax number of the beast (667). A321001

Primes having only {0, 6, 7, 9} as digits. A386083

a(n) = ∑_i=1..n binomial(4·i,2·i). A66797