Properties of the Number -7266

Two Hundred Sixty-Six

Basics

Value: -7267 → -7266 → -7265

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 7 × 173

Divisors: 1, 2, 3, 6, 7, 14, 21, 42, 173, 346

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1110001100010

Octal: -16142

Duodecimal: -4256

Hexadecimal: -1c62

Square: 52794756

Square Root: 85.24083528450434

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) = -(1/2)*(n+2)*(n² - 6·n - 1). A28494

a(n) = a(n-1) - (n-4)*a(n-4), with a(0)=0, a(1)=1, a(2)=2, a(3)=1. A122049

Numbers k such that 8·10^k - 49 is prime. A271269

Triangle T(n,k), 0 <= k <= n, read by rows, defined by T(0,0) = 1; T(0,k) = 0 if k>0 or if k<0; T(n,k) = k·T(n-1,k-1) + (k+1)*T(n-1,k+1). A104035

Sum of primitive roots of n-th prime. A88144

Numbers n such that p(10n) is prime, where p(n) is the number of partitions of n. A114170

T(n,k)=Number of -k..k arrays x(0..n-1) of n elements with zero sum, adjacent elements differing by more than one, and elements alternately increasing and decreasing. A200192

Triangle, read by rows, that transforms diagonals in the table of coefficients of successive iterations of x+x²+x³ (cf. A166880). A166884

Irregular table read by rows: The number of k-faced polyhedra, where k>=4, created when an n-antiprism, formed from two n-sided regular polygons joined by 2n adjacent alternating triangles, is internally cut by all the planes defined by any three of its vertices. A338808

Non-balanced numbers in A015765. A74868