Properties of the Number 3730

Three Thousand Seven Hundred Thirty

Basics

Value: 3729 → 3730 → 3731

Parity: even

Prime: No

Previous Prime: 3727

Next Prime: 3733

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 373

Divisors: 1, 2, 5, 10, 373, 746, 1865, 3730

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111010010010

Octal: 7222

Duodecimal: 21AA

Hexadecimal: e92

Square: 13912900

Square Root: 61.07372593840988

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

Number of integer compositions of n whose leaders of anti-runs are identical. A374517

Number of subsets of {1..n} with a subset summing to n. A365376

a(n) = n*(13·n² - 7)/6. A62025

Start with a single triangle; at n-th generation add a triangle at each vertex, allowing triangles to overlap; sequence gives total population of triangles at n-th generation. A61777

Numbers n such that (n⁹⁷+1)/(n+1) is prime. A260573

Number of non-equivalent ways to choose two points in an equilateral triangle grid of side n. A227327

The binary encoding (as a rooted planar tree) of each rooted planar binary tree. See A057123 for illustration. A57122

a(n) = (15·n² + 9·n + 2)/2. A220083

Smallest k such that k·2*p(n)²-1=q is prime k·2*q²-1=r k·2*r²-1=s, r and s are also prime. A224491

Sphenic numbers (A007304) whose neighbors are sphenic. A248202