Properties of the Number 16971

Sixteen Thousand Nine Hundred Seventy-One

Basics

Value: 16970 → 16971 → 16972

Parity: odd

Prime: No

Previous Prime: 16963

Next Prime: 16979

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5657

Divisors: 1, 3, 5657, 16971

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100001001001011

Octal: 41113

Duodecimal: 99A3

Hexadecimal: 424b

Square: 288014841

Square Root: 130.2727907124124

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

Consider numbers of the form ...53197531975319753, whose digits read from the right are 3,5,7,9,1,3,5,7,9,1,3,... Sequence gives lengths of these numbers that are primes. A90744

a(n) = 121·n² - 38·n + 3. A157443

G.f. A(x) satisfies: A(x) = (1-x)³*A(x)² - x²*A'(x). A143739

Number of binary strings of length n with equal numbers of 00100 and 01110 substrings. A164239

Number of length n 1..(1+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11. A254940

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 499", based on the 5-celled von Neumann neighborhood. A272562

a(n) = A027082(n, 2n-3). A27090

a(n) = (6·n + 5)³. A16971