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Properties of the Number 30630

Thirty Thousand Six Hundred Thirty

Basics

Value: 30629 → 30630 → 30631

Parity: even

Prime: No

Previous Prime: 30593

Next Prime: 30631

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 1021

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 1021, 2042

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111011110100110

Octal: 73646

Duodecimal: 15886

Hexadecimal: 77a6

Square: 938196900

Square Root: 175.01428513124293

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

Expansion of ∏k>=1 (1+xk)Fibonacci(k). A261050
a(n) = 25·n2 + 5. A158445
Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 70. A31748
f(f(n+1))-f(f(n)), where f(m) = binary partition(m) = A000123(m). A111414
Number of binary strings of length n with equal numbers of 00001 and 01011 substrings. A164200
Number of 4-step one space leftwards or up, two space rightwards or down asymmetric rook's tours on an n X n board summed over all starting positions. A187299
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 433", based on the 5-celled von Neumann neighborhood. A272147
Number of one-sided arrangements of n pseudo-circles in the affine plane. A288563
Number of nX5 0..1 arrays with every element equal to 0, 1, 2 or 4 king-move adjacent elements, with upper left element zero. A297886
Number of planar n X n X n binary triangular grids symmetric both under 120 degree rotation and reflection with no more than 2 ones in any 4 X 4 X 4 subtriangle. A153916