Properties of the Number 51968

Fifty-One Thousand Nine Hundred Sixty-Eight

Basics

Value: 51967 → 51968 → 51969

Parity: even

Prime: No

Previous Prime: 51949

Next Prime: 51971

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ⁸ × 7 × 29

Divisors: 1, 2, 4, 7, 8, 14, 16, 28, 29, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100101100000000

Octal: 145400

Duodecimal: 260A8

Hexadecimal: cb00

Square: 2700673024

Square Root: 227.9649095804001

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

Numbers of the form p⁸*q·r where p, q, and r are distinct primes. A179747

Number of subgroups of the group C_n X C_n X C_n (where C_n is the cyclic group of order n). A64803

Numbers k such that k·2^k - k - 1 is prime. A46843

a(n) = n*(3·n⁴ + 15·n³ + 25·n² - 15·n - 28)/60. A365373

Number of -n..n arrays x(0..3) of 4 elements with zero sum and nonzero second differences. A200554

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 1), (-1, 1, 1), (1, 0, -1), (1, 0, 0), (1, 1, 0)}. A150730

A triangle sequence from polynomial coefficients: p(x, n) = (4*(n - 1) + (4(n - 1))*x²)*p(x, n - 1) + 2*(n - 1)x²*p(x, n - 2). A156817

Crossing number of complete graph with n nodes. A241

Expansion of 1 / ((1 - x)⁷*(1 + x)⁶). A299338

Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 3. A51968