Properties of the Number -307

Three Hundred Seven

Basics

Value: -308 → -307 → -306

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 307

Divisors: 1, 307

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: -100110011

Octal: -463

Duodecimal: -217

Hexadecimal: -133

Square: 94249

Square Root: 17.52141546793523

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

Carlitz-Riordan q-Catalan numbers (recurrence version) for q=-7. A15103

A(n,k) is the n-th Carlitz-Riordan q-Catalan number (recurrence version) for q = -k; square array A(n,k), n>=0, k>=0, read by antidiagonals. A290789

Expansion of 1/(1+x-2·x³). A77973

Expansion of (η(q) * η(q⁵))⁴ in powers of q. A30210

a(n) = -n² + 9·n + 53. A126665

Expansion of 1/(1 + x*∏_k>=1 1/(1 - x^k)). A318581

a(n) = A325977(A228058(n)). A389217

Expansion of (1+x²)/(1+x²+x⁵). A88002

Numerators of generalized Bernoulli numbers. A6569

Apply the triangle-to-triangle transformation described in the Comments in A159041 to the triangle in A142459. A225434