Properties of the Number 2550

Two Thousand Five Hundred Fifty

Basics

Value: 2549 → 2550 → 2551

Parity: even

Prime: No

Previous Prime: 2549

Next Prime: 2551

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 ² × 17

Divisors: 1, 2, 3, 5, 6, 10, 15, 17, 25, 30

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 100111110110

Octal: 4766

Duodecimal: 1586

Hexadecimal: 9f6

Square: 6502500

Square Root: 50.49752469181039

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

Oblong (or promic, pronic, or heteromecic) numbers: a(n) = n*(n+1). A2378

a(n) = 2·n*(2·n+1). A2943

Numbers obtained by reinterpreting base-2 representation of n in primorial base: a(0) = 0, a(2n) = A276154(a(n)), a(2n+1) = 1 + A276154(a(n)). A276156

Number of pairwise coprime strict compositions of n, where a singleton is not considered coprime unless it is (1). A337561

Numbers k for which A003415(k) >= A276086(k), where A003415 is the arithmetic derivative and A276086 is the primorial base exp-function. A351228

Numbers m that are the hypotenuse of exactly 7 distinct integer-sided right triangles, i.e., m² can be written as a sum of two squares in 7 ways. A97101

Number of integer partitions of n such that the maximum is twice the median. A361849

Expansion of 1/(1 - x - x² + x³ - x⁷ + x⁹ - x¹¹). A147663

Expansion of Jacobi θ constant theta₂⁶ /(64q^3/2). A8440

Consider the base-4 Kaprekar map n->K(n) defined in A165012. Sequence gives numbers belonging to cycles, including fixed points. A165017