Properties of the Number -17271

Seventeen Thousand Two Hundred Seventy-One

Basics

Value: -17272 → -17271 → -17270

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: Yes

Factorization: 3 ² × 19 × 101

Divisors: 1, 3, 9, 19, 57, 101, 171, 303, 909, 1919

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001101110111

Octal: -41567

Duodecimal: -9BB3

Hexadecimal: -4377

Square: 298287441

Square Root: 131.41917668285706

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

T(n,k)=Number of nXk 0..2 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value 2-x(i,j). A230675

Palindromic and divisible by 9. A45644

G.f. satisfies A(x) = 1 + x*(1 + x·A(x)⁶)². A137967

Palindromic Smith numbers. A98834

Number T(n,k) of set partitions of [n] such that at least one of the block sizes is k or k=0; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A327884

Numbers of the form 110 + p². (where p is a prime). A138693

a(n) = smallest palindrome > a(n-1) such that a(1)*a(2)*...*a(n) - 1 is a prime. A51954

Number of numbers <= prime(n)# having n prime factors (with multiplicity), where prime(n)# = A002110(n) is the n-th primorial. A77622

Palindromes in A082939. A82940

Integers·with h+1 digits that have the property that there exists an integer k, with x <= k < 2·x, such that k/x = 1 + (x-10^h)/(10^h-1), i.e., the same digits appear in the denominator and in the recurring decimal. A288781