18258944000

Names of 18258944000

• Cardinal: 18258944000 can be written as Eighteen billion, two hundred fifty-eight million, nine hundred forty-four thousand.

Scientific notation

• Scientific notation: 1.8258944 × 10¹⁰

Factors of 18258944000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1639

Divisors of 18258944000

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 64 80 88 100 110 125 128 160 176 200 220 250 256 275 320 352 400 440 500 512 550 640 704 800 880 1000 1024 1100 1280 1375 1408 1600 1621 1760 2000 2048 2200 2560 2750 2816 3200 3242 3520 4000 4096 4400 5120 5500 5632 6400 6484 7040 8000 8105 8192 8800 10240 11000 11264 12800 12968 14080 16000 16210 17600 17831 20480 22000 22528 25600 25936 28160 32000 32420 35200 35662 40525 40960 44000 45056 51200 51872 56320 64000 64840 70400 71324 81050 88000 89155 90112 102400 103744 112640 128000 129680 140800 142648 162100 176000 178310 202625 204800 207488 225280 256000 259360 281600 285296 324200 352000 356620 405250 414976 445775 450560 512000 518720 563200 570592 648400 704000 713240 810500 829952 891550 1024000 1037440 1126400 1141184 1296800 1408000 1426480 1621000 1659904 1783100 2074880 2228875 2252800 2282368 2593600 2816000 2852960 3242000 3319808 3566200 4149760 4457750 4564736 5187200 5632000 5705920 6484000 6639616 7132400 8299520 8915500 9129472 10374400 11264000 11411840 12968000 13279232 14264800 16599040 17831000 18258944 20748800 22823680 25936000 28529600 33198080 35662000 36517888 41497600 45647360 51872000 57059200 66396160 71324000 73035776 82995200 91294720 103744000 114118400 142648000 146071552 165990400 182589440 207488000 228236800 285296000 331980800 365178880 414976000 456473600 570592000 730357760 829952000 912947200 1141184000 1659904000 1825894400 2282368000 3651788800 4564736000 9129472000 18258944000
• Sum of all divisors σ(n): 49745079072
• Sum of proper divisors (its aliquot sum) s(n): 31486135072
• 18258944000 is an abundant number, because the sum of its proper divisors (31486135072) is greater than itself. Its abundance is 13227191072

Bases of 18258944000

• Binary: 10001000000010100010110000000000000₂
• Hexadecimal: 0x440516000
• Base-36: 8DYWJCW

Squares and roots of 18258944000

• 18258944000 squared (18258944000²) is 333389035995136000000
• 18258944000 cubed (18258944000³) is 6087331738449172496384000000000
• The square root of 18258944000 is 135125.6600353909
• The cube root of 18258944000 is 2633.2487430321

Scales and comparisons

• 18,258,944,000 seconds is equal to 580 years, 30 weeks, 8 hours, 53 minutes, 20 seconds.
• To count from 1 to 18,258,944,000 would take you about one thousand, one hundred sixty-one 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 18258944000 cubic inches would be around 219.4 feet tall.

Recreational maths with 18258944000

• 18258944000 backwards is 00044985281
• The number of decimal digits it has is: 11
• The sum of 18258944000's digits is 41
• More coming soon!