Properties of the Number -1773

Seven Hundred Seventy-Three

Basics

Value: -1774 → -1773 → -1772

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 197

Divisors: 1, 3, 9, 197, 591, 1773

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11011101101

Octal: -3355

Duodecimal: -1039

Hexadecimal: -6ed

Square: 3143529

Square Root: 42.1070065428546

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

Expansion of b(q) / b(q²) in powers of q where b() is a cubic AGM θ function. A141094

Expansion of b(q³)b(q²)²/(b(q)b(q⁶)²) in powers of q where b(q) is a cubic AGM function. A122831

Numerator of Hermite(n, 3/20). A159658

Odd numbers of the form p^1+4k * r², where p is prime of the form 1+4m, r > 1, and gcd(p,r) = 1. (Euler's criteria for odd perfect numbers). A228058

a(n) = a(n-1) + a(n-2) + a([n/2]), where a(0) = 1, a(1) = 1, a(2) = 1. A298338

Number of non-isomorphic set-systems of weight n with no singletons. A306005

Positions of occurrences of the natural numbers as a second subsequence in A100035. A100037

Numbers where 7 outnumbers any other digit. A292457

Numbers k whose largest divisor <= sqrt(k) equals 9. A162529

Partial sums of A001764. A104859