220172988

Names of 220172988

• Cardinal: 220172988 can be written as Two hundred twenty million, one hundred seventy-two thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 2.20172988 × 10⁸

Factors of 220172988

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 198

Divisors of 220172988

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 12 14 19 21 28 29 38 42 57 58 67 71 76 84 87 114 116 133 134 142 174 201 203 213 228 266 268 284 348 399 402 406 426 469 497 532 551 609 798 804 812 852 938 994 1102 1218 1273 1349 1407 1491 1596 1653 1876 1943 1988 2059 2204 2436 2546 2698 2814 2982 3306 3819 3857 3886 4047 4118 4757 5092 5396 5628 5829 5964 6177 6612 7638 7714 7772 8094 8236 8911 9443 9514 11571 11658 12354 13601 14271 14413 15276 15428 16188 17822 18886 19028 23142 23316 24708 26733 27202 28329 28542 28826 33299 35644 36917 37772 39121 40803 43239 46284 53466 54404 56658 57084 57652 66598 73834 78242 81606 86478 90383 99897 106932 110751 113316 117363 133196 137953 147668 156484 163212 172956 180766 199794 221502 234726 258419 271149 273847 275906 361532 399588 413859 443004 469452 516838 542298 547694 551812 632681 775257 821541 827718 965671 1033676 1084596 1095388 1265362 1550514 1643082 1655436 1898043 1931342 2530724 2621107 2897013 3101028 3286164 3796086 3862684 5242214 5794026 7592172 7863321 10484428 11588052 15726642 18347749 31453284 36695498 55043247 73390996 110086494 220172988
• Sum of all divisors σ(n): 658022400
• Sum of proper divisors (its aliquot sum) s(n): 437849412
• 220172988 is an abundant number, because the sum of its proper divisors (437849412) is greater than itself. Its abundance is 217676424

Bases of 220172988

• Binary: 1101000111111001001010111100₂
• Hexadecimal: 0xD1F92BC
• Base-36: 3N32KC

Squares and roots of 220172988

• 220172988 squared (220172988²) is 48476144644848144
• 220172988 cubed (220172988³) is 10673137613176414670734272
• The square root of 220172988 is 14838.2272526067
• The cube root of 220172988 is 603.8392588649

Scales and comparisons

• 220,172,988 seconds is equal to 7 years, 7 hours, 9 minutes, 48 seconds.
• To count from 1 to 220,172,988 would take you about ten years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 220172988 cubic inches would be around 50.3 feet tall.

Recreational maths with 220172988

• 220172988 backwards is 889271022
• The number of decimal digits it has is: 9
• The sum of 220172988's digits is 39
• More coming soon!