Properties of the Number -1031

Thirty-One

Basics

Value: -1032 → -1031 → -1030

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 1031

Divisors: 1, 1031

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000000111

Octal: -2007

Duodecimal: -71B

Hexadecimal: -407

Square: 1062961

Square Root: 32.109188716004645

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

McKay-Thompson series of class 15b for Monster. A58513

Triangle read by rows: row n gives coefficients of increasing powers of·in characteristic polynomial of the matrix (-1)ⁿ*M_n, where M_n is the tridiagonal matrix defined in the Comments line. A124037

a(n) = ∑_k=0..n A105595(k)*(-1)^k*A105595(n-k) (interpolated zeros suppressed). A105596

Sum of logarithmic numbers. A2749

a(n) = ∑_t=0..n g(t)*g(n-t) where g(t) = A002121(t). A2122

Engel expansion for (negative) constant defined in A078756. A80231

a(n) = 2·n³ - 163·n² + 2777·n - 11927. A218458

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 315", based on the 5-celled von Neumann neighborhood. A271249

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 453", based on the 5-celled von Neumann neighborhood. A272276

Lesser of twin primes. A1359