Properties of the Number 5550

Five Thousand Five Hundred Fifty

Basics

Value: 5549 → 5550 → 5551

Parity: even

Prime: No

Previous Prime: 5531

Next Prime: 5557

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5 ² × 37

Divisors: 1, 2, 3, 5, 6, 10, 15, 25, 30, 37

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010110101110

Octal: 12656

Duodecimal: 3266

Hexadecimal: 15ae

Square: 30802500

Square Root: 74.4983221287567

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) = 2·n*(2·n+1). A2943

Number of regions that the line segments in A091908(n) cut the equilateral triangle into. A92098

Numbers whose decimal expansion contains only 0's and 5's. A169964

Numbers divisible by prime(d) for each digit d in their base-4 representation, none of which may be zero. A256874

Numbers n that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (n raised to k+1 must not be a multiple). Case k=6. A135191

6 times pentagonal numbers: a(n) = 3·n*(3·n-1). A152743

Indices in A377091 where there is a record upward jump from a negative term to a positive term. A379066

Smallest oblong (promic) number containing exactly n 5's. A48540

Quotient of LCM of prime(n+1)-1 and prime(n)-1 and GCD of the same two numbers. A83555

Numbers in which 5 outnumbers all other digits together. A292735