Properties of the Number 39419

Thirty-Nine Thousand Four Hundred Nineteen

Basics

Value: 39418 → 39419 → 39420

Parity: odd

Prime: Yes

Previous Prime: 39409

Next Prime: 39439

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 39419

Divisors: 1, 39419

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001100111111011

Octal: 114773

Duodecimal: 1A98B

Hexadecimal: 99fb

Square: 1553857561

Square Root: 198.54218695279852

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

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 1 2 5 6 or 7 and every 3X3 column and antidiagonal sum not equal to 1 2 5 6 or 7. A252574

a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 2 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1, a(2) = 2, and a(3) = 3. A50051

Numbers n such that n, 2n+1, 3n+2, 4n+3 are primes. A67257

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors. A205281

Primes p such that 2p+1, 4p+3, 6p+5 are all primes. A107020

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with permanents of 2X2 subblocks differing from horizontal and vertical neighbor permanents. A205037

Emirps whose internal digits are also an emirp. A225235

Primes p such that, if q is the next prime, p² + q is a prime times a power of 10. A352852

Primes that remain prime through 3 iterations of function f(x) = 3x + 2. A23277

Number of (n+1)X2 0..3 arrays with permanents of 2X2 subblocks differing from horizontal and vertical neighbor permanents. A205033