Properties of the Number 19110

Nineteen Thousand One Hundred Ten

Basics

Value: 19109 → 19110 → 19111

Parity: even

Prime: No

Previous Prime: 19087

Next Prime: 19121

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 7 ² × 13

Divisors: 1, 2, 3, 5, 6, 7, 10, 13, 14, 15

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101010100110

Octal: 45246

Duodecimal: B086

Hexadecimal: 4aa6

Square: 365192100

Square Root: 138.23892360692048

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

a(n) = n² * (n² - 1)/2. A83374

Triangular numbers that are the product of two triangular numbers greater than 1. A188630

Heinz numbers of integer partitions with as many even parts as odd conjugate parts and as many odd parts as even conjugate parts. A351980

Number of 5's in all partitions of n. A24789

Triangle related to the asymptotic expansion of E(x,m=4,n). A163934

Triangular numbers which are products of triangular numbers larger than 1. A68143

Smallest triangular number divisible by exactly n triangular numbers. A76983

Matrix inverse of the Narayana triangle A001263. A103364

Number of nonseparable tree-rooted planar maps with n + 2 edges and 3 vertices. A6411

a(n) = 5·n*(5·n + 1)/2. A144312