Company: Microsoft_21_jan
Difficulty: medium
Ideal Numbers body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif; line-height: 1.6; color: #333; } h1, h2 { border-bottom: 1px solid #eaecef; padding-bottom: 0.3em; } code { font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace; background-color: #f6f8fa; padding: 0.2em 0.4em; margin: 0; font-size: 85%; border-radius: 3px; } pre { background-color: #f6f8fa; padding: 16px; overflow: auto; border-radius: 3px; } pre code { padding: 0; margin: 0; font-size: 100%; background-color: transparent; } table { border-collapse: collapse; margin: 1em 0; width: 100%; max-width: 400px; } th, td { border: 1px solid #dfe2e5; padding: 6px 13px; text-align: center; } th { font-weight: 600; background-color: #f6f8fa; } ul { padding-left: 20px; } Ideal Numbers Description An ideal number is a positive integer whose only prime divisors are 3 and 5. Such numbers h