Properties of the Number -7963

Nine Hundred Sixty-Three

Basics

Value: -7964 → -7963 → -7962

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7963

Divisors: 1, 7963

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111100011011

Octal: -17433

Duodecimal: -4737

Hexadecimal: -1f1b

Square: 63409369

Square Root: 89.23564310296643

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(1) = 8; a(n) is smallest number > a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A74344

Primes p such that q-p = 30, where q is the next prime after p. A124596

Primes p such that (r-p)/log(p) > 3, where r is the next prime after p. A82888

Primes of the form abs(n⁵ - 99n⁴ + 3588n³ - 56822n² + 348272n - 286397) in order of increasing nonnegative n. A272444

a(n) is the index of the last occurrence of n in A316774. A316984

Primes p such that (p³² + 1)/2 is prime. A341224

Primes with digit sum = 25. A106763

Least k such that the Collatz (3x+1) iteration starting with k has "dropping time" A122437(n). A122442

Let N(p,i) denote the result of applying "nextprime" i times to p; a(n) = smallest prime p such that N(p,2) - p = 2·n, or -1 if no such prime exists. A144103

Discriminants of imaginary quadratic fields with class number 13 (negated). A46010