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Properties of the Number 30305

Thirty Thousand Three Hundred Five

Basics

Value: 30304 → 30305 → 30306

Parity: odd

Prime: No

Previous Prime: 30293

Next Prime: 30307

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 5 × 11 × 19 × 29

Divisors: 1, 5, 11, 19, 29, 55, 95, 145, 209, 319

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 111011001100001

Octal: 73141

Duodecimal: 15655

Hexadecimal: 7661

Square: 918393025

Square Root: 174.0833133875846

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

Square array read by antidiagonals: T(m,n) = number of spanning trees in an m X n grid. A116469
Complexity of (or spanning trees in) a 3 X n grid. A6238
Number of integer partitions of n that are neither Look-and-Say nor section-sum. A383510
Number of spanning trees in P5 x Pn. A3779
Row sums of triangle A129467. A130031
Squarefree numbers which yield zero when their prime factors are xored together. A235488
a(n) = 36·n2 + n. A157324
Triangle read by rows: T(n,k) = round(c(n)/(c(k)*c(n-k))) where c are partial products of a sequence defined in comments. A172358
Number of domino tilings of the 5 X n grid with upper left corner removed iff n is odd. A189003
Number of domino tilings of the 9 X n grid with upper left corner removed iff n is odd. A189005