Properties of the Number -3976

Nine Hundred Seventy-Six

Basics

Value: -3977 → -3976 → -3975

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 7 × 71

Divisors: 1, 2, 4, 7, 8, 14, 28, 56, 71, 142

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -111110001000

Octal: -7610

Duodecimal: -2374

Hexadecimal: -f88

Square: 15808576

Square Root: 63.05553108173778

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 ∏_m>=1 (1+q^m)^-7. A22602

McKay-Thompson series of class 20D for Monster. A58553

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 51", based on the 5-celled von Neumann neighborhood. A270021

Inverse binomial transform of the "original" Bernoulli numbers [A164555(n)/A027642(n)] with 1 and 1/2 swapped. Numerators. A307974

A triangle of matrix polynomials: m(n)=antisymmeticmatix(n).Transpose[antisymmeticmatix(n)]. A158335

a(n) = 5·a(n-1) - 5·a(n-2) + a(n-3) with a(1) = 1 and a(k) = 0 if k <= 0. A61278

Fifth subdiagonal in array of n-gonal numbers A081422. A81436

Numbers n such that 97 is the largest prime factor of n² - 1. A181470

Pairs (j, k) of numbers j<k such that φ(j) = φ(k), σ(j) = σ(k), d(j) = d(k). A134922

a(n) = T(2·n, n-2), where T is given by A026519. A26527