Properties of the Number 6961

Six Thousand Nine Hundred Sixty-One

Basics

Value: 6960 → 6961 → 6962

Parity: odd

Prime: Yes

Previous Prime: 6959

Next Prime: 6967

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 6961

Divisors: 1, 6961

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100110001

Octal: 15461

Duodecimal: 4041

Hexadecimal: 1b31

Square: 48455521

Square Root: 83.43260753446461

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 2·n² - 1. A66436

a(n+1) = n·a(n) + a(n-1) with a(0)=1, a(1)=0. A1053

Centered 16-gonal numbers. A69129

Primes congruent to 1 mod 29. A141977

Initial term in sequence of four consecutive primes whose consecutive differences have d-pattern = [6, 4, 6]; short d-string notation for pattern = [646]. A78856

Primes of form n² + 6561. A256837

Primes p such that the multiplicative order of 2 modulo p is (p-1)/6. A1136

Successive rows of a triangle, the columns of which are generalized Fibonacci sequences S(j). A58294

a(n+1) is the smallest prime > a(n) such that a(n+1) == a(n-1) (mod a(n)). A72999

Triangle read by rows: the almost-Riordan array ( 1/(1-x) | 2/((1-x)*(1+x+sqrt(5·x²-6·x+1))), (1-3·x-sqrt(5·x²-6·x+1))/(2x) ). A373746