Properties of the Number 13674

Thirteen Thousand Six Hundred Seventy-Four

Basics

Value: 13673 → 13674 → 13675

Parity: even

Prime: No

Previous Prime: 13669

Next Prime: 13679

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 43 × 53

Divisors: 1, 2, 3, 6, 43, 53, 86, 106, 129, 159

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11010101101010

Octal: 32552

Duodecimal: 7AB6

Hexadecimal: 356a

Square: 186978276

Square Root: 116.93587986584785

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

3 times heptagonal numbers: a(n) = 3·n*(5·n-3)/2. A152773

Numbers k such that the absolute value of 11^k - k¹¹ is prime. A128451

T(n,k)=Unmatched value maps: number of nXk binary arrays indicating the locations of corresponding elements not equal to any horizontal, vertical or antidiagonal neighbor in a random 0..2 nXk array. A219106

Triangle of coefficients of polynomials u(n,x) jointly generated with A210865; see the Formula section. A210864

Fibonacci sequence beginning 3, 12. A22380

One third of the sum of the first n primes, when an integer. A112270

Row sums of triangle A143102. A143103

Rows sums of triangle A152072. A152074

a(n) = [xⁿ] 2/(3·x + sqrt((1 - 3·x)*(x + 1)) + 1). A344507

Unmatched value maps: number of nX3 binary arrays indicating the locations of corresponding elements not equal to any horizontal, vertical or antidiagonal neighbor in a random 0..2 nX3 array. A219101