Properties of the Number 19674

Nineteen Thousand Six Hundred Seventy-Four

Basics

Value: 19673 → 19674 → 19675

Parity: even

Prime: No

Previous Prime: 19661

Next Prime: 19681

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 1093

Divisors: 1, 2, 3, 6, 9, 18, 1093, 2186, 3279, 6558

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100110011011010

Octal: 46332

Duodecimal: B476

Hexadecimal: 4cda

Square: 387066276

Square Root: 140.2640367307315

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) = 3ⁿ - n. A24024

Lengths of successive generations of the Kolakoski sequence A000002. A54352

Number of distinct values taken by 5th derivative of x^x^...^x (with n x's and parentheses inserted in all possible ways) at x=1. A199296

Number of positive integers <= 10ⁿ that are divisible by no prime exceeding 7. A106600

Sum of the fifth largest parts in the partitions of n into 7 parts. A308929

Numbers missing from A109681. A109682

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2) + 1, where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4. A293316

θ series of direct sum of 3 copies of hexagonal lattice. A8654

Monotonic ordering of nonnegative differences 3ⁱ-9^j, for 40>=i>=0, j>=0. A192157

Numbers k such that the ring of integers of Q(2^1/k) is not Z[2^1/k]. A342390