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Properties of the Number -265720

Two Hundred Sixty-Five Thousand Seven Hundred Twenty

Basics

Value: -265721 → -265720 → -265719

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 3 × 5 × 7 × 13 × 73

Divisors: 1, 2, 4, 5, 7, 8, 10, 13, 14, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -1000000110111111000

Octal: -1006770

Duodecimal: -109934

Hexadecimal: -40df8

Square: 70607118400

Square Root: 515.4803585006902

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)=4a(n-1)-7a(n-2)+6a(n-3)-3a(n-4), n>4. A140343
a(n) = A023194 - A062700(n). Negative values of A071166(m) = m-A006530(A000203(m)) differences. In these cases m is square number from A023194. A71167
a(n) = (3n - 1)/2. A3462
Sublattices of index n in generic 12-dimensional lattice. A38999
Numbers that are repdigits in base 3. A48328
Numbers that are repdigits with length > 2 in more than two bases. A290869
Numbers of the form (3mr-1)/(3r-1) for positive integers m, r. A76270
a(n) = ∑j=0..11 nj. A105067
The 3 X 3 X ... X 3 dots problem (3, n times): minimal number of straight lines (connected at their endpoints) required to pass through 3n dots arranged in a 3 X 3 X ... X 3 grid. A261547
a(n) = a(n-1) + 3·a(n-2) - 3·a(n-3), with a(0)=a(1)=1, a(2)=4. A52993