Properties of the Number 3200

Three Thousand Two Hundred

Basics

Value: 3199 → 3200 → 3201

Parity: even

Prime: No

Previous Prime: 3191

Next Prime: 3203

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 2 ⁷ × 5 ²

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 25, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 110010000000

Octal: 6200

Duodecimal: 1A28

Hexadecimal: c80

Square: 10240000

Square Root: 56.568542494923804

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: Yes

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·n². A1105

Numbers of the form 2ⁱ*5^j with i, j >= 0. A3592

Achilles numbers - powerful but imperfect: if n = Product(p_i^e_i) then all e_i > 1 (i.e., powerful), but the highest common factor of the e_i is 1, i.e., not a perfect power. A52486

Numbers that are divisible by exactly 9 primes with multiplicity. A46312

Multiples of 20 containing a 20 in their decimal representation. A121040

a(0) = 0 and then alternately even and odd numbers in increasing order such that the sum of any two successive terms is a square. A77221

Numbers whose prime factors are 2 and 5. A33846

a(n) = 8·n². A139098

Numbers k such that A102489(k) is divisible by k. A32563

a(n) = n² * φ(n). A53191