Properties of the Number -275625

Two Hundred Seventy-Five Thousand Six Hundred Twenty-Five

Basics

Value: -275626 → -275625 → -275624

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 ⁴ × 7 ²

Divisors: 1, 3, 5, 7, 9, 15, 21, 25, 35, 45

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1000011010010101001

Octal: -1032251

Duodecimal: -113609

Hexadecimal: -434a9

Square: 75969140625

Square Root: 525

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

Odd abundant numbers whose abundance is odd. A156942

T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 001 and 011 in rows and columns. A202100

Square numbers that remain square when their most-significant (or leftmost) digit is removed. A225885

Squares expressible as the sum of two positive cubes in at least one way. A50802

a(1)=6; if n = Product p_i^e_i, n>1, then a(n) = Product p_i+1^e_i·Product p_i+2^e_i. A45969

Odd bisection of A283983; square root of the largest square dividing A277324. A283484

Square root of the largest square dividing prime factorization representation of the n-th Stern polynomial: a(n) = A000188(A260443(n)). A283983

a(n) = A276086(A328622(n)). A346102

a(n) = A379119(A379121(n)), where A379121 gives those odd squares k for which A379113(k) > 1 and A379119(n) = n/A379113(n). A379124

Squares whose decimal digits are nonsquares (2, 3, 5, 6, 7, 8). A77437