Properties of the Number -5418

Four Hundred Eighteen

Basics

Value: -5419 → -5418 → -5417

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 × 43

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -1010100101010

Octal: -12452

Duodecimal: -3176

Hexadecimal: -152a

Square: 29354724

Square Root: 73.60706487831179

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

Triangle read by rows: T(0,0) = 1; T(n,k) = 2 T(n-1,k) - 3 T(n-1,k-1) + T(n-1,k-2) for k = 0..2n; T(n,k)=0 for n or k < 0. A318685

6 times triangular numbers: a(n) = 3·n*(n+1). A28896

Multiples of 18 containing a 18 in their decimal representation. A121038

Triangle read by rows: 2-Stirling numbers of the second kind. A143494

Number of ternary squarefree words of length n. A6156

a(n) = n*(4·n⁶ + 70·n⁴ + 196·n² + 45)/315. A99193

Numbers k such that k divides 2^k+1 - 2. A14741

Number of integer partitions of n with reverse-alternating sum equal to the reverse-alternating sum of their conjugate. A345196

Numbers n such that 1ⁿ + 2ⁿ + 3ⁿ + ... + nⁿ == 3 (mod n). A226961

Number of ways to write n as an ordered sum of 9 squares of positive integers. A340946