Properties of the Number 38791

Thirty-Eight Thousand Seven Hundred Ninety-One

Basics

Value: 38790 → 38791 → 38792

Parity: odd

Prime: Yes

Previous Prime: 38783

Next Prime: 38803

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 38791

Divisors: 1, 38791

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001011110000111

Octal: 113607

Duodecimal: 1A547

Hexadecimal: 9787

Square: 1504741681

Square Root: 196.9543094222617

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 of the form 2·n² + 34·n + 15. A217494

T(n,k)=Number of nXk 0..n·k-1 arrays with upper left zero and lower right n·k-1 and each element differing from its horizontal and antidiagonal neighbors by a power of two. A265590

Expansion of e.g.f. exp(tan(sin(x))). A9238

Prime numbers p such that p +- ((p-1)/5) are primes. A137714

Number of length 4 1..(n+2) arrays with no leading partial sum equal to a prime. A254542

Number of nX5 0..n·5-1 arrays with upper left zero and lower right n·5-1 and each element differing from its horizontal and antidiagonal neighbors by a power of two. A265588

Number of 2Xn 0..2·n-1 arrays with upper left zero and lower right 2·n-1 and each element differing from its horizontal and antidiagonal neighbors by a power of two. A265591

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 369", based on the 5-celled von Neumann neighborhood. A268503

Primes p such that p, x+y, x-y, p-x·y and p+x·y are prime, where y = p mod 5 and x = (p-y)/5. A342771

Smallest primes that generate a record number of deranged primes (see Comments). A376550