Properties of the Number 19095

Nineteen Thousand Ninety-Five

Basics

Value: 19094 → 19095 → 19096

Parity: odd

Prime: No

Previous Prime: 19087

Next Prime: 19121

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 19 × 67

Divisors: 1, 3, 5, 15, 19, 57, 67, 95, 201, 285

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100101010010111

Octal: 45227

Duodecimal: B073

Hexadecimal: 4a97

Square: 364619025

Square Root: 138.18465906170627

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

Multiples of 19 containing a 19 in their decimal representation. A121039

Numbers k such that k and k+1 have 4 distinct prime factors. A140078

Riordan array (1/sqrt(1-2·x-3·x²), M(x)-1) where M(x) is the g.f. of the Motzkin numbers A001006. A114422

3 times 11-gonal (or hendecagonal) numbers: a(n) = 3·n*(9·n-7)/2. A153783

Number of subsets of {1..n} containing n such that it is possible to choose a different binary index of each element. A370639

Number of set partitions of {1, ..., n} that avoid 3-crossings. A108304

Number of simple labeled graphs on n+2 nodes with exactly n connected components that are trees or cycles. A215862

Numbers k such that k and k+1 each have at least 4 distinct prime factors. A321504

a(n) is the number of n-digit numbers whose difference between the largest and smallest digits is equal to 7. A367248

Number of non-isomorphic multiset partitions of weight n with no constant parts and only two distinct vertices. A323654