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Properties of the Number -7996

Nine Hundred Ninety-Six

Basics

Value: -7997 → -7996 → -7995

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 2 × 1999

Divisors: 1, 2, 4, 1999, 3998, 7996

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111100111100

Octal: -17474

Duodecimal: -4764

Hexadecimal: -1f3c

Square: 63936016

Square Root: 89.42035562443263

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(n) = (n-1)*(n+3) - 2n + 4. A71099
A symmetrical triangle:t(n,m)=Binomial[PartitionsP[n] + m, m] + Binomial[PartitionsP[n] + n - m, n - m] - (Binomial[PartitionsP[n] + 0, 0] + Binomial[PartitionsP[ n] + n - 0, n - 0]) + 1. A176565
T(n,k)=Number of nonnegative integer arrays of length n+2k+1 with new values 0 upwards introduced in order, no three adjacent elements all unequal, and containing the value k+1. A211849
Number of lone-child-avoiding locally disjoint rooted trees whose leaves are positive integers summing to n, with no two distinct leaves directly under the same vertex. A331679
T(n,k)=number of sequences of n integers p(i) i=0..n-1 0<=p(i)<=k·i and -k<p(i+1)-p(i)<=k. A180915
Least number k such that A070635(k) = n. A138791
Second crank moment minus second rank moment: M2(n) - N2(n) = 2·spt(n). A211982
The least nonsquare number s having exactly n twos in the periodic part of the continued fraction of sqrt(s). A206582
a(n) is the number of partitions of n with Durfee square of size <= 3. A330641
Number of odd-length twice-partitions of n into odd-length partitions. A358834