Properties of the Number 19015

Nineteen Thousand Fifteen

Basics

Value: 19014 → 19015 → 19016

Parity: odd

Prime: No

Previous Prime: 19013

Next Prime: 19031

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 × 3803

Divisors: 1, 5, 3803, 19015

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101001000111

Octal: 45107

Duodecimal: B007

Hexadecimal: 4a47

Square: 361570225

Square Root: 137.8948875049398

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

Integers k such that 10^k+49 is prime. A108054

Discriminants of quintic fields with 2 complex conjugates (negated). A23684

Numbers k such that 347·2^k+1 is prime. A322971

Number of 4 X n nonconsecutive tableaux. A214875

Semiprimes k such that k+2 and k+6 are primes and k+4 and k+8 are all semiprimes. A392186

Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite ERI = Erionite (Na2,Ca..)3.5K2[Al9Si27O72].27H2O starting with a T1 atom. A19015