Properties of the Number 30504

Thirty Thousand Five Hundred Four

Basics

Value: 30503 → 30504 → 30505

Parity: even

Prime: No

Previous Prime: 30497

Next Prime: 30509

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 31 × 41

Divisors: 1, 2, 3, 4, 6, 8, 12, 24, 31, 41

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111011100101000

Octal: 73450

Duodecimal: 157A0

Hexadecimal: 7728

Square: 930494016

Square Root: 174.6539435569664

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

Star of David matchstick numbers: a(n) = 6·n*(3·n+1). A45946

a(n) = 27·n² - 21·n + 6 (n>=1). A304164

Lengths of the long leg in the unique primitive Pythagorean triple whose inradius is A000032(n) and such that its long leg and its hypotenuse are consecutive natural numbers. A386201

Integers n such that 2n²+1, 2n³+1 and 2n⁴+1 are prime. A239920

Terms of A007504 divisible by 3. A249679

Number of (n+2) X (5+2) 0..3 arrays with every 3 X 3 subblock row and column sum unequal to 4 or 5 and every diagonal and antidiagonal sum equal to 4 or 5. A251902

Number of length-n 0..7 arrays with no repeated value differing from the previous repeated value by other than plus or minus one modulo 7+1. A269677

Number of length-5 0..n arrays with no repeated value differing from the previous repeated value by other than plus or minus one modulo n+1. A269680

Sum{T(i,n-i): i=0,1,...,n}, array T as in A047030. A47031

Sum of primes below Fibonacci(n). A211548