Properties of the Number 38281

Thirty-Eight Thousand Two Hundred Eighty-One

Basics

Value: 38280 → 38281 → 38282

Parity: odd

Prime: Yes

Previous Prime: 38273

Next Prime: 38287

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 38281

Divisors: 1, 38281

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001010110001001

Octal: 112611

Duodecimal: 1A1A1

Hexadecimal: 9589

Square: 1465434961

Square Root: 195.65530915362353

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

Triangle of numbers T(n,k) = number of permutations of (1,2,...,n) with longest increasing subsequence of length k (1<=k<=n). A47874

Primes of form n² + 256. A256776

Numbers k such that k, k+1, k+2 and k+3 are 1,2,3,4-almost primes. A113000

a(n) = n³ + 71·n + 1. A124363

Number of permutations of length n with longest increasing subsequence of length 7. A1458

Triangle of numbers read by rows: T(n,k) = number of permutations σ of (1,2,...,n) with n - {length of longest increasing subsequence in σ} = k (0<=k<=n-1). A126065

Numbers k such that d(k) < d(k+1) < d(k+2) < d(k+3) < d(k+4), where d(n) is the number of divisors of n. A364717

Primes with 14 as smallest positive primitive root. A61327

Numbers k such that 38^k - 37^k is prime. A62604

Expansion of (1+11·x+24·x²+11·x³+10·x⁴)/(1-x)⁵. A160750