Properties of the Number 66239

Sixty-Six Thousand Two Hundred Thirty-Nine

Basics

Value: 66238 → 66239 → 66240

Parity: odd

Prime: Yes

Previous Prime: 66221

Next Prime: 66271

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 66239

Divisors: 1, 66239

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001010111111

Octal: 201277

Duodecimal: 323BB

Hexadecimal: 102bf

Square: 4387605121

Square Root: 257.3693843486439

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 p such that q-p = 32, where q is the next prime after p. A126784

Smallest prime p of two consecutive primes, p < q, such that gcd(p+1, q+1) = 2n. A67604

Primes p such that continued fraction of (1 + sqrt(p))/2 has period 16 : primes in A146339. A146361

Numbers k such that distances from k to three nearest squares are three triangular numbers. A232501

Number of 2 X 2 matrices with all terms in {-n,..,0,..,n} and (sum of terms) = determinant. A281194

Primes of the form 8n² - 9. A201859

Smallest number of complexity n with respect to the operations {1, shift, multiply}. A319975

The floor(1.001·x)-perfect numbers, where f-perfect numbers for an arithmetical function f are defined in A066218. A66239