Properties of the Number 16008

Sixteen Thousand Eight

Basics

Value: 16007 → 16008 → 16009

Parity: even

Prime: No

Previous Prime: 16007

Next Prime: 16033

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ³ × 3 × 23 × 29

Divisors: 1, 2, 3, 4, 6, 8, 12, 23, 24, 29

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 11111010001000

Octal: 37210

Duodecimal: 9320

Hexadecimal: 3e88

Square: 256256064

Square Root: 126.52272523147768

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

Nonnegative values·of solutions (x, y) to the Diophantine equation x² + (x + 23)² = y². A118337

Triangle read by rows: row n (n>=0) has g.f. ∑_i=1..n n!*xⁱ*(1+x)^n-i/(n+1-i). A126671

Number of (1,1)-steps in all Delannoy paths of length n. A108666

Square array T(n,k), n >= 0, k >= 0, read by descending antidiagonals, where column k is the expansion of (1 - (k-3)*x)/(1 - 2*(k-1)*x + ((k-3)*x)²)^3/2. A331511

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 3, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A317697

Numbers m such that if x = σ(m)-φ(m)-τ(m)-m then m = σ(x)-φ(x)-τ(x)-x. A238230

a(n) can be expressed as the difference of the squares of consecutive primes in just three distinct ways. A90783

a(n) = 6·a(n-1)-8·a(n-2) for n > 3; a(0)=279, a(1)=3996, a(2)=16008, a(3)=64784. A177844

Triangle read by rows: T(n,k) is the number of unlabeled weakly connected digraphs with n arcs and k vertices, k = 1..n+1. A350789

Number of subsets of {1,2,...,n} such that every number in the set is no larger than the sum of the other numbers in the set. A95941