Properties of the Number 7205

Seven Thousand Two Hundred Five

Basics

Value: 7204 → 7205 → 7206

Parity: odd

Prime: No

Previous Prime: 7193

Next Prime: 7207

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 × 11 × 131

Divisors: 1, 5, 11, 55, 131, 655, 1441, 7205

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110000100101

Octal: 16045

Duodecimal: 4205

Hexadecimal: 1c25

Square: 51912025

Square Root: 84.88227141164403

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

Numbers that are the sum of 12 positive 7th powers. A3379

Numbers m such that there are precisely 7 groups of order m. A249550

Inverse Euler transform of the sum-of-divisors or σ function A000203. A320780

Smallest positive number that can be written as sum of distinct Fibonacci numbers in n ways. A13583

Sum of all the parts in the partitions of n into 9 primes. A326540

Number of series-reduced balanced rooted trees with n labeled leaves. A320155

Number of partitions of n having standard deviation σ <= 2. A238659

Numbers of the form p·q*r where p,q,r are distinct odd palindromic primes (odd terms from A002385). A46405

Number of partitions p of n such that (number of distinct parts of p) >= max(p) - min(p). A239958

Number of unlabeled rooted trees with n nodes such that the minimal outdegree of inner nodes equals 2. A244456