Properties of the Number -2228225

Two Hundred Twenty-Eight Thousand Two Hundred Twenty-Five

Basics

Value: -2228226 → -2228225 → -2228224

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 ² × 19 × 4691

Divisors: 1, 5, 19, 25, 95, 475, 4691, 23455, 89129, 117275

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000100000000000000001

Octal: -10400001

Duodecimal: -8B5595

Hexadecimal: -220001

Square: 4964986650625

Square Root: 1492.7240200385334

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

Cullen numbers: a(n) = n·2ⁿ + 1. A2064

Central terms of the triangle in A119258. A119259

Numbers k such that the k-th standard ordered rooted tree is binary. A358375

Square array read by antidiagonals: T(n,k) = ∑_{j = 0..n·k} binomial(n+j-1,j)*2^j; n,k >= 0. A333560

p·2^p + 1 where p is prime. A98773

Expansion of ∑_k>0 (x * (1 + (2·x)^k))^k. A360752