20268362880

Names of 20268362880

• Cardinal: 20268362880 can be written as Twenty billion, two hundred sixty-eight million, three hundred sixty-two thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.026836288 × 10¹⁰

Factors of 20268362880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 937

Divisors of 20268362880

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 32 34 36 40 45 48 51 60 64 68 72 80 85 90 96 102 120 128 136 144 153 160 170 180 192 204 240 255 272 288 306 320 340 360 384 408 449 461 480 510 544 576 612 640 680 720 765 816 898 922 960 1020 1088 1152 1224 1347 1360 1383 1440 1530 1632 1796 1844 1920 2040 2176 2245 2305 2448 2694 2720 2766 2880 3060 3264 3592 3688 4041 4080 4149 4490 4610 4896 5388 5440 5532 5760 6120 6528 6735 6915 7184 7376 7633 7837 8082 8160 8298 8980 9220 9792 10776 10880 11064 12240 13470 13830 14368 14752 15266 15674 16164 16320 16596 17960 18440 19584 20205 20745 21552 22128 22899 23511 24480 26940 27660 28736 29504 30532 31348 32328 32640 33192 35920 36880 38165 39185 40410 41490 43104 44256 45798 47022 48960 53880 55320 57472 59008 61064 62696 64656 66384 68697 70533 71840 73760 76330 78370 80820 82980 86208 88512 91596 94044 97920 107760 110640 114495 117555 122128 125392 129312 132768 137394 141066 143680 147520 152660 156740 161640 165960 172416 177024 183192 188088 206989 215520 221280 228990 235110 244256 250784 258624 265536 274788 282132 287360 295040 305320 313480 323280 331920 343485 352665 366384 376176 413978 431040 442560 457980 470220 488512 501568 517248 531072 549576 564264 610640 620967 626960 646560 663840 686970 705330 732768 752352 827956 862080 885120 915960 940440 977024 1003136 1034945 1099152 1128528 1221280 1241934 1253920 1293120 1327680 1373940 1410660 1465536 1504704 1655912 1831920 1862901 1880880 2069890 2198304 2257056 2442560 2483868 2507840 2586240 2655360 2747880 2821320 2931072 3009408 3104835 3311824 3518813 3663840 3725802 3761760 4139780 4396608 4514112 4885120 4967736 5015680 5495760 5642640 6209670 6623648 7037626 7327680 7451604 7523520 8279560 8793216 9028224 9314505 9935472 10556439 10991520 11285280 12419340 13247296 14075252 14655360 14903208 15047040 16559120 17594065 18629010 19870944 21112878 21983040 22570560 24838680 26494592 28150504 29806416 31669317 33118240 35188130 37258020 39741888 42225756 43966080 45141120 49677360 52782195 56301008 59612832 63338634 66236480 70376260 74516040 79483776 84451512 99354720 105564390 112602016 119225664 126677268 132472960 140752520 149032080 158346585 168903024 198709440 211128780 225204032 238451328 253354536 281505040 298064160 316693170 337806048 397418880 422257560 450408064 506709072 563010080 596128320 633386340 675612096 844515120 1013418144 1126020160 1192256640 1266772680 1351224192 1689030240 2026836288 2252040320 2533545360 3378060480 4053672576 5067090720 6756120960 10134181440 20268362880
• Sum of all divisors σ(n): 74432358000
• Sum of proper divisors (its aliquot sum) s(n): 54163995120
• 20268362880 is an abundant number, because the sum of its proper divisors (54163995120) is greater than itself. Its abundance is 33895632240

Bases of 20268362880

• Binary: 10010111000000101101010110010000000₂
• Hexadecimal: 0x4B816AC80
• Base-36: 9B79CW0

Squares and roots of 20268362880

• 20268362880 squared (20268362880²) is 410806533835361894400
• 20268362880 cubed (20268362880³) is 8326375901250113051823439872000
• The square root of 20268362880 is 142367.0006708017
• The cube root of 20268362880 is 2726.5045308893

Scales and comparisons

• 20,268,362,880 seconds is equal to 644 years, 24 weeks, 3 days, 12 hours, 48 minutes.
• To count from 1 to 20,268,362,880 would take you about one thousand, two hundred eighty-eight 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 20268362880 cubic inches would be around 227.2 feet tall.

Recreational maths with 20268362880

• 20268362880 backwards is 08826386202
• 20268362880 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20268362880's digits is 45
• More coming soon!