Properties of the Number 46905

Forty-Six Thousand Nine Hundred Five

Basics

Value: 46904 → 46905 → 46906

Parity: odd

Prime: No

Previous Prime: 46901

Next Prime: 46919

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 53 × 59

Divisors: 1, 3, 5, 15, 53, 59, 159, 177, 265, 295

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011011100111001

Octal: 133471

Duodecimal: 23189

Hexadecimal: b739

Square: 2200079025

Square Root: 216.57562189683307

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 plane regions after drawing (in general position) a convex n-gon and all its diagonals. A27927

The number of ways to write an n-bit binary string and then define each run of ones as an element in an equivalence relation. A247100

Total area under all lattice paths from (0,0) to (n,0) that do not go below the x-axis, and at (x,y) only allow steps (1,v) with v in {-1,0,1,...,y+1}. A333071

Let P1 >= 5, P2, P3 be consecutive primes, with P2 - P1 = 2. a(n) = (P1 + P2)/12 for the first occurrence of (P3 - P2)/2 = n. A329252

Number of length n+2 0..n arrays with no three unequal elements in a row and new values 0..n introduced in 0..n order. A243634

a(n) = (A001359(n+1)² - 1)/24, where A001359 = lesser of twin primes; or: pentagonal numbers (A000326) whose indices are twin ranks (A002822). A308344

a(1)=1, a(n) is the smallest integer > a(n-1) such that the largest element in the simple continued fraction for S(n)=1/a(1)+1/a(2)+...+1/a(n) equals n². A70902

One-half of averages of twin prime pairs of A001318. A154565

a(n) = 1 + 4·n*(1 + 2·n²)/3. A171272

Number of length n+2 0..6 arrays with no three unequal elements in a row and new values 0..6 introduced in 0..6 order. A243637