Properties of the Number 41969

Forty-One Thousand Nine Hundred Sixty-Nine

Basics

Value: 41968 → 41969 → 41970

Parity: odd

Prime: Yes

Previous Prime: 41959

Next Prime: 41981

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 41969

Divisors: 1, 41969

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010001111110001

Octal: 121761

Duodecimal: 20355

Hexadecimal: a3f1

Square: 1761396961

Square Root: 204.86336910243372

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

Primes of the form 43·n² - 537·n + 2971 in order of increasing nonnegative values of n. A272285

a(n) = a(1) + a(2) + ... + a(n-1) + a(m) for n >= 4, where m = n - 1 - 2^p and p is the unique integer such that 2^p < n - 1 <= 2^p+1, with a(1) = a(2) = 1 and a(3) = 2. A49938

Primes p such that 2·p+1 and ((2·p+1)² + 1)/2 = p² + (p+1)² are primes. A98717

a(n) = [xⁿ] ∏_k>=0 1/(1 - x^{2^k})ⁿ. A301702

Primes that can be generated by the concatenation in base 7, in ascending order, of two consecutive integers read in base 10. A287308

Numbers k such that (47^k - 2^k)/45 is prime. A380355

Denominators of continued fraction convergents to sqrt(507). A41969

Length of longest n-digit optimal prime ladder (base 10). A353737