Properties of the Number -5540

Five Hundred Forty

Basics

Value: -5541 → -5540 → -5539

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 5 × 277

Divisors: 1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1010110100100

Octal: -12644

Duodecimal: -3258

Hexadecimal: -15a4

Square: 30691600

Square Root: 74.43117626371358

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

T(n, k) = n! * [x^k] [yⁿ] sec(z)(x + z·sin(z)/y) where z = y·sqrt(x² - 1) for 0 <= k <= n+1 and T(-1, 0) = 1, triangle read by rows. A326722

Irregular array related to the Euler numbers, read by rows, T_row(n) = A326722_row(2·n) + A326722_row(2·n+1) for n >= 0, T_row(-1) = [1]. A326721

a(n) = n! * [xⁿ] (x·tanh(x) * sech(x)) / 2. A326719

Triangle with Euler (secant) numbers, read by rows, T(n, k) for 0 <= k <= n. A326724

a(n) = n*(14·n-3). A185019

Number of sequences over the alphabet {0,1,...,9} such that no two consecutive terms have distance 1. A287825

Numbers n such that p(6n) is prime, where p(n) is the number of partitions of n. A111036

Numbers n such that p(2n) is prime, where p(n) is the number of partitions of n. A114165

a(n) = n*(7·n-3)/2. A218471

T(n,k)=Number of length n arrays of permutations of 0..n-1 with each element moved by -k to k places and the total absolute value of displacements not greater than 2*(n-1). A263905