21010383900

Names of 21010383900

• Cardinal: 21010383900 can be written as Twenty-one billion, ten million, three hundred eighty-three thousand, nine hundred.

Scientific notation

• Scientific notation: 2.10103839 × 10¹⁰

Factors of 21010383900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 513

Divisors of 21010383900

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 25 30 33 36 44 45 50 55 60 66 71 75 90 99 100 110 132 142 150 165 180 198 213 220 225 275 284 300 330 355 396 421 426 450 495 550 639 660 710 781 825 842 852 900 990 1065 1100 1263 1278 1420 1562 1650 1684 1775 1980 2105 2130 2343 2475 2526 2556 3124 3195 3300 3550 3789 3905 4210 4260 4631 4686 4950 5041 5052 5325 6315 6390 7029 7100 7578 7810 8420 9262 9372 9900 10082 10525 10650 11715 12630 12780 13893 14058 15123 15156 15620 15975 18524 18945 19525 20164 21050 21300 23155 23430 25205 25260 27786 28116 29891 30246 31575 31950 35145 37890 39050 41679 42100 45369 46310 46860 50410 55451 55572 58575 59782 60492 63150 63900 69465 70290 75615 75780 78100 83358 89673 90738 92620 94725 100820 110902 115775 117150 119564 126025 126300 138930 140580 149455 151230 166353 166716 175725 179346 181476 189450 208395 221804 226845 231550 234300 252050 269019 277255 277860 298910 302460 328801 332706 347325 351450 358692 378075 378900 416790 448365 453690 463100 499059 504100 538038 554510 597820 657602 665412 694650 702900 747275 756150 831765 833580 896730 907380 986403 998118 1041975 1076076 1109020 1134225 1315204 1345095 1386275 1389300 1494550 1512300 1644005 1663530 1793460 1972806 1996236 2083950 2122261 2241825 2268450 2495295 2690190 2772550 2959209 2989100 3288010 3327060 3945612 4158825 4167900 4244522 4483650 4536900 4932015 4990590 5380380 5545100 5918418 6366783 6576020 6725475 8220025 8317650 8489044 8967300 9864030 9981180 10611305 11836836 12476475 12733566 13450950 14796045 16440050 16635300 19100349 19728060 21222610 23344871 24660075 24952950 25467132 26901900 29592090 31833915 32880100 38200698 42445220 46689742 49320150 49905900 53056525 59184180 63667830 70034613 73980225 76401396 93379484 95501745 98640300 106113050 116724355 127335660 140069226 147960450 159169575 191003490 210103839 212226100 233448710 280138452 295920900 318339150 350173065 382006980 420207678 466897420 477508725 583621775 636678300 700346130 840415356 955017450 1050519195 1167243550 1400692260 1750865325 1910034900 2101038390 2334487100 3501730650 4202076780 5252595975 7003461300 10505191950 21010383900
• Sum of all divisors σ(n): 73041986472
• Sum of proper divisors (its aliquot sum) s(n): 52031602572
• 21010383900 is an abundant number, because the sum of its proper divisors (52031602572) is greater than itself. Its abundance is 31021218672

Bases of 21010383900

• Binary: 10011100100010100010000010000011100₂
• Hexadecimal: 0x4E451041C
• Base-36: 9NH1FZ0

Squares and roots of 21010383900

• 21010383900 squared (21010383900²) is 441436231625379210000
• 21010383900 cubed (21010383900³) is 9274744693818538185178719000000
• The square root of 21010383900 is 144949.5908928341
• The cube root of 21010383900 is 2759.3788378433

Scales and comparisons

• 21,010,383,900 seconds is equal to 668 years, 3 weeks, 2 days, 17 hours, 45 minutes.
• To count from 1 to 21,010,383,900 would take you about one thousand, three hundred thirty-six 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 21010383900 cubic inches would be around 229.9 feet tall.

Recreational maths with 21010383900

• 21010383900 backwards is 00938301012
• The number of decimal digits it has is: 11
• The sum of 21010383900's digits is 27
• More coming soon!