Properties of the Number 36781

Thirty-Six Thousand Seven Hundred Eighty-One

Basics

Value: 36780 → 36781 → 36782

Parity: odd

Prime: Yes

Previous Prime: 36779

Next Prime: 36787

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 36781

Divisors: 1, 36781

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000111110101101

Octal: 107655

Duodecimal: 19351

Hexadecimal: 8fad

Square: 1352841961

Square Root: 191.7837323653912

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

Initial term in sequence of four consecutive primes separated by 3 consecutive differences each <=6 (i.e., when d=2,4 or 6) and forming d-pattern=[6, 4,2]; short d-string notation of pattern = [642]. A78855

Balanced primes of order eleven. A96703

Smallest of 3 consecutive prime numbers such that p1·p2·p3·d1·d2=average of twin prime pairs; p1,p2,p3 consecutive prime numbers; d1(δ)=p2-p1, d2(δ)=p3-p2. A153409

Numerators of continued fraction convergents to sqrt(611). A42172

Primes of the form p = prime(k+1) such that prime(k) = (prime(k+3)+prime(k-1))/2. A126239

Primes p such that p³-p-+1 are twin primes. A158295

Smallest prime q such that 2·prime(n)*q^prime(n)+1 is also prime. A225403

Numerators of continued fraction convergents to sqrt(394). A41748

Primes p such that the largest prime factor of p⁵ + 1 is less than p. A102327

Number of positive integers with n digits and final digit 6 that are equal to the product of two integers ending with the same digit. A347749