Properties of the Number 6901

Six Thousand Nine Hundred One

Basics

Value: 6900 → 6901 → 6902

Parity: odd

Prime: No

Previous Prime: 6899

Next Prime: 6907

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 67 × 103

Divisors: 1, 67, 103, 6901

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101011110101

Octal: 15365

Duodecimal: 3BB1

Hexadecimal: 1af5

Square: 47623801

Square Root: 83.07225770376053

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

a(n) = 1 + n*(n+1)*(n-1)/2. A158842

a(n) = 25·n*(n + 1)/2 + 1. A262221

Number of strict compositions of n whose non-adjacent parts are strictly decreasing. A333150

Centered 23-gonal numbers. A69174

Triangle read by rows: T(n,k) = n⁴ + (n·k)² + k⁴, 1 <= k <= n. A219069

Semiprimes whose prime factors are of equal binary length and which differ from each other in exactly two bit positions. A261074

a(n) = 3·n*(3·n + 7)/2 + 4. A283394

E.g.f.: A(x) = exp(x + A(x)²) - 1. A143139

Number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 249", based on the 5-celled von Neumann neighborhood. A271012

Numbers such that zero or more applications of A003415 (arithmetic derivative) will yield 7. A328117