Properties of the Number 30575

Thirty Thousand Five Hundred Seventy-Five

Basics

Value: 30574 → 30575 → 30576

Parity: odd

Prime: No

Previous Prime: 30559

Next Prime: 30577

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 ² × 1223

Divisors: 1, 5, 25, 1223, 6115, 30575

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011101101111

Octal: 73557

Duodecimal: 1583B

Hexadecimal: 776f

Square: 934830625

Square Root: 174.85708450045712

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) = 49·n² - 2·n. A157362

Integers k > 10577 such that the 'Reverse and Add!' trajectory of k joins the trajectory of 10577. A63434

a(n) = the least positive k such that (n+k)+1 and (n·k)+1 are both squares; or 0 if no such k exists. A93482

Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 1100-0101-0111 pattern in any orientation. A147208

Run length of n-th run of digit 0 in A030567. A30575

Number of lattice paths from (0,0) to (n,n) using steps (1,0), (3,0), (0,1), (0,3). A192446

Number of nX6 0..2 arrays with horizontal differences mod 3 never 1, vertical differences mod 3 never -1, and rows and columns lexicographically nondecreasing. A229443

Number of (n+1)X(4+1) 0..1 arrays with no 2X2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements. A251224