Properties of the Number 28700

Twenty-Eight Thousand Seven Hundred

Basics

Value: 28699 → 28700 → 28701

Parity: even

Prime: No

Previous Prime: 28697

Next Prime: 28703

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 ² × 7 × 41

Divisors: 1, 2, 4, 5, 7, 10, 14, 20, 25, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000000011100

Octal: 70034

Duodecimal: 14738

Hexadecimal: 701c

Square: 823690000

Square Root: 169.41074346097417

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

Triangle read by rows: T(n, k) is the Sheffer triangle ((1 - 3·x)^-1/3, (-1/3)*log(1 - 3·x)). A generalized Stirling1 triangle. A286718

Number T(n,k) of permutations of [n] with k ordered cycles such that equal-sized cycles are ordered with increasing least elements; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A285849

a(n) = 3rd elementary symmetric function of first n+2 positive integers congruent to 1 mod 3. A24213

θ series of A₆ lattice. A8446

Number of distinct residues of xⁿ (mod n⁵), x=0..n⁵-1. A365102

dot_product(n,n-1,...2,1)*(7,8,...,n,1,2,3,4,5,6). A26066

Number of (w,x,y) with all terms in {0,...,n} and w < range{w,x,y}. A212967

Number of permutations of [n] with five ordered cycles such that equal-sized cycles are ordered with increasing least elements. A285856

Integers i such that 41·i = 105 X i. A115876

Irregular array T(n,k) of the numbers of non-extendable (complete) non-self-adjacent simple paths starting at each of a minimal subset of nodes within a square lattice bounded by rectangles with nodal dimensions n and 9, n >= 2. A214042