Properties of the Number 51330

Fifty-One Thousand Three Hundred Thirty

Basics

Value: 51329 → 51330 → 51331

Parity: even

Prime: No

Previous Prime: 51329

Next Prime: 51341

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 29 × 59

Divisors: 1, 2, 3, 5, 6, 10, 15, 29, 30, 58

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100100010000010

Octal: 144202

Duodecimal: 25856

Hexadecimal: c882

Square: 2634768900

Square Root: 226.5612499965517

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

a(n) = n*(n+1)*(2·n+1). A55112

Triangle read by rows: T(n,k) is the number of strongly connected oriented graphs on n labeled nodes with k arcs, n >= 1, k=0..n*(n-1)/2. A350731

Area of the unique primitive Pythagorean triple whose inradius is A000032(n) and such that its long leg and its hypotenuse are consecutive natural numbers. A380824

a(n) = p*(p + 1)*(2·p + 1) where p is the n-th prime. A98996

Squarefree positive integers of the form u·v*(u²-v²) for some integer u,v. A147779

Area of the unique primitive Pythagorean triple (a,b,c) such that (a-b+c)/2 = A002378(n) and its long leg and hypotenuse are consecutive natural numbers. A385187

Integer areas of integer-sided triangles where at least one of the three altitudes is of prime length. A256579

a(n) is the least number that is the area of a primitive Pythagorean triangle and is the sum of 2·n consecutive primes. A387673

Numbers n such that n⁴ + (n+1)⁴ + ... + (n+k)⁴ is composite for every k>=0. A256546

Euclid-Mullin sequence (A000945) with initial value a(1)=97 instead of a(1)=2. A51330