ℕ atory
Play Now

Properties of the Number 4248

Four Thousand Two Hundred Forty-Eight

Basics

Value: 4247 → 4248 → 4249

Parity: even

Prime: No

Previous Prime: 4243

Next Prime: 4253

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 3 × 3 2 × 59

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1000010011000

Octal: 10230

Duodecimal: 2560

Hexadecimal: 1098

Square: 18045504

Square Root: 65.1766829472013

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

Numbers that can be expressed as the difference of the squares of primes in just two distinct ways. A90788
Number T(n,k) of equivalence classes of ways of placing k 2 X 2 tiles in an n X 7 rectangle under all symmetry operations of the rectangle; irregular triangle T(n,k), n>=2, 0<=k<=3·floor(n/2), read by rows. A238555
Triangle of coefficients T(n,k) in g.f. A(x,y) satisfying ∑n=-oo..+oo (xn - y·A(x,y))n = 1 - (y-2)*∑n>=1 xn2, for n >= 1, as read by rows. A370041
Number of hexagonal n-element polyominoes whose graph is a path. A3104
Positive integers whose number of divisors is equal to their sum of prime indices. A325793
T(n,k)=Number of length n+k 0..2 arrays with at most two downsteps in every k consecutive neighbor pairs. A255622
Sum of the second largest parts of the partitions of n into 10 squarefree parts. A326636
Maximal term in trajectory of P under the 'Px+1' map, where P = n-th prime, or -1 if no such term exists. A57689
Numbers of the form p3*q2*r where p, q and r are three distinct primes. A163569
T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 2X2 and 3X3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically. A253510