Properties of the Number 20262

Twenty Thousand Two Hundred Sixty-Two

Basics

Value: 20261 → 20262 → 20263

Parity: even

Prime: No

Previous Prime: 20261

Next Prime: 20269

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 11 × 307

Divisors: 1, 2, 3, 6, 11, 22, 33, 66, 307, 614

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100111100100110

Octal: 47446

Duodecimal: B886

Hexadecimal: 4f26

Square: 410548644

Square Root: 142.34465216508838

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

Sum of all odd numbers in Collatz (3x+1) trajectory of n. A213916

Total number of nodes in all rooted trees with n nodes. A55544

Numbers k such that 17·2^k - 1 is prime. A1774

Number of subsets of {1, ..., n} that are sum-free but not double-free. A88811

Number of ordered triples (w,x,y) with all terms in {1,...,n} and 2w³>=x³+y³. A211804

Number of binary strings of length n with more 000 than 001 substrings. A371662

Numbers k such that 295·2^k + 1 is prime. A53364

Triangle of counts of s-clusters in n X n (0,1)-matrices for s=0, 1, .... A86266

Average of 4 primes where the integer Schwarzian derivative is zero. A94903

Take an n X n square grid of points in the plane; a(n) = number of non-isomorphic ways to divide the points into two sets using a straight line. A116696