Properties of the Number 19141

Nineteen Thousand One Hundred Forty-One

Basics

Value: 19140 → 19141 → 19142

Parity: odd

Prime: Yes

Previous Prime: 19139

Next Prime: 19157

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 19141

Divisors: 1, 19141

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 100101011000101

Octal: 45305

Duodecimal: B0B1

Hexadecimal: 4ac5

Square: 366377881

Square Root: 138.351002887583

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

Smallest prime of the form (n^k+1)/(n+1), or 0 if no such prime exists. A84741

a(n) = n⁴ - n³ + n² - n + 1. A60884

Triangle of q-binomial coefficients for q=-12. A15125

Primes having only {1, 4, 9} as digits. A260271

a(n) = (1 - (-12)ⁿ)/13. A14994

Smallest primitive prime factor of 12ⁿ-1. A252170

Records in A167494. A167495

Greatest prime factor of n⁵ + 1. A240548

Primes p such that p1=Floor[p/2]+p is prime and p2=Ceiling[p1/2]+p1 is prime. A158712

Centered 44-gonal numbers. A195318