Properties of the Number 6956

Six Thousand Nine Hundred Fifty-Six

Basics

Value: 6955 → 6956 → 6957

Parity: even

Prime: No

Previous Prime: 6949

Next Prime: 6959

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 37 × 47

Divisors: 1, 2, 4, 37, 47, 74, 94, 148, 188, 1739

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100101100

Octal: 15454

Duodecimal: 4038

Hexadecimal: 1b2c

Square: 48385936

Square Root: 83.40263784797217

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

The first primorial based variant of arithmetic derivative: a(prime(i)) = A002110(i-1), where prime(i) = A000040(i), a(u·v) = a(u)*v + u·a(v), with a(0) = a(1) = 0. A328768

Total number of triangles visible in regular n-gon with all diagonals drawn. A6600

Triangle T(n,k) = T(n-1, k) + T(n-1, k-1) + 7·T(n-2, k-1), read by rows. A153520

Apply partial sum operator thrice to primes. A14150

a(n) = 0 for n <= 3; thereafter a(n) = a(n-2)+A238825(n-3). A238827

Sum of the third largest parts in the partitions of n into 6 squarefree parts. A308909

Number of subsets of {1..n} containing no differences or quotients of pairs of distinct elements. A326490

Number of terms in n-th derivative of a function composed with itself 6 times. A22814

Row 4 in rectangular array A292929. A294067

Number of integer partitions of n whose rounded-down mean is 2. A363745