Properties of the Number 42504

Forty-Two Thousand Five Hundred Four

Basics

Value: 42503 → 42504 → 42505

Parity: even

Prime: No

Previous Prime: 42499

Next Prime: 42509

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ³ × 3 × 7 × 11 × 23

Divisors: 1, 2, 3, 4, 6, 7, 8, 11, 12, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011000001000

Octal: 123010

Duodecimal: 20720

Hexadecimal: a608

Square: 1806590016

Square Root: 206.1649824776264

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

Binomial coefficients C(n,5). A389

a(n) = n*(n+1)*(n+2)*(n+3)/6. A33488

Binomial coefficient C(4n,n-1). A4331

Number T(n,k) of Dyck paths of semilength n such that the minimal number of peaks over all positive levels equals k; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A288387

a(n) = floor(n*(n-1)*(n-2)*(n-3)/5). A11915

Array read by antidiagonals: T(n,k) is the number of series-reduced rooted trees with n leaves of k colors. A319254

Number of compositions of n into 6 ordered relatively prime parts. A23031

Numbers n such that the multiplicative group modulo n is the direct product of 6 cyclic groups. A272596

Binomial coefficient C(3n, n-3). A4321

a(n) = binomial(n,19). A10972