Properties of the Number 40867

Forty Thousand Eight Hundred Sixty-Seven

Basics

Value: 40866 → 40867 → 40868

Parity: odd

Prime: Yes

Previous Prime: 40853

Next Prime: 40879

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 40867

Divisors: 1, 40867

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001111110100011

Octal: 117643

Duodecimal: 1B797

Hexadecimal: 9fa3

Square: 1670111689

Square Root: 202.155880448727

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 k such that (9^k - 5^k)/4 is prime. A128346

T(n,k)=Number of nXk 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally. A232295

Least prime in A031930 (lesser of 12-twins) whose distance to the next 12-twin is 2·n. A52355

Number of arrays of -1..1 integers x(1..n) with every x(i) in a subsequence of length 1 or 2 with sum zero. A193641

Number of partitions p = [x(1), ..., x(k)], where x(1) >= x(2) >= ... >= x(k), of n such that max(x(i) - x(i-1)) <= number of distinct parts of p. A241819

Number of numbers expressible as b(1)*b(2)*...*b(n) with 1 <= b(i) <= i for each i. A345882

Primes that remain prime through 3 iterations of function f(x) = 8x + 5. A23293

Number of nX2 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally. A232289

Number of 7Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally. A232301

Numbers whose septenary, octal and nonary representations are prime when read in decimal. A281252