38885642640

Names of 38885642640

• Cardinal: 38885642640 can be written as Thirty-eight billion, eight hundred eighty-five million, six hundred forty-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.888564264 × 10¹⁰

Factors of 38885642640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1357

Divisors of 38885642640

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 117 120 130 144 156 169 180 195 208 234 240 260 312 313 338 360 390 468 507 520 585 624 626 676 720 780 845 936 939 1014 1021 1040 1170 1252 1352 1521 1560 1565 1690 1872 1878 2028 2042 2340 2504 2535 2704 2817 3042 3063 3120 3130 3380 3756 4056 4069 4084 4680 4695 5008 5070 5105 5634 6084 6126 6260 6760 7512 7605 8112 8138 8168 9189 9360 9390 10140 10210 11268 12168 12207 12252 12520 13273 13520 14085 15024 15210 15315 16276 16336 18378 18780 20280 20345 20420 22536 24336 24414 24504 25040 26546 28170 30420 30630 32552 36621 36756 37560 39819 40560 40690 40840 45072 45945 48828 49008 52897 53092 56340 60840 61035 61260 65104 66365 73242 73512 75120 79638 81380 81680 91890 97656 105794 106184 112680 119457 121680 122070 122520 132730 146484 147024 158691 159276 162760 172549 183105 183780 195312 199095 211588 212368 225360 238914 244140 245040 264485 265460 292968 317382 318552 319573 325520 345098 366210 367560 398190 423176 476073 477828 488280 517647 528970 530920 585936 597285 634764 637104 639146 690196 732420 735120 793455 796380 846352 862745 952146 955656 958719 976560 1035294 1057940 1061840 1194570 1269528 1278292 1380392 1464840 1552941 1586910 1592760 1597865 1725490 1904292 1911312 1917438 2070588 2115880 2380365 2389140 2539056 2556584 2588235 2760784 2876157 2929680 3105882 3173820 3185520 3195730 3450980 3808584 3834876 4141176 4154449 4231760 4760730 4778280 4793595 5113168 5176470 5752314 6211764 6347640 6391460 6901960 7617168 7669752 7764705 8282352 8308898 9521460 9556560 9587190 10352940 11504628 12423528 12463347 12695280 12782920 13803920 14380785 15339504 15529410 16617796 19042920 19174380 20705880 20772245 23009256 24847056 24926694 25565840 28761570 31058820 33235592 37390041 38085840 38348760 41411760 41544490 46018512 49853388 54007837 57523140 62117640 62316735 66471184 74780082 76697520 83088980 99706776 108015674 115046280 124235280 124633470 149560164 162023511 166177960 186950205 199413552 216031348 230092560 249266940 270039185 299120328 324047022 332355920 373900410 432062696 486070533 498533880 540078370 598240656 648094044 747800820 810117555 864125392 972141066 997067760 1080156740 1296188088 1495601640 1620235110 1944282132 2160313480 2430352665 2592376176 2991203280 3240470220 3888564264 4320626960 4860705330 6480940440 7777128528 9721410660 12961880880 19442821320 38885642640
• Sum of all divisors σ(n): 141999864552
• Sum of proper divisors (its aliquot sum) s(n): 103114221912
• 38885642640 is an abundant number, because the sum of its proper divisors (103114221912) is greater than itself. Its abundance is 64228579272

Bases of 38885642640

• Binary: 100100001101110000111101000110010000₂
• Hexadecimal: 0x90DC3D190
• Base-36: HV3I9W0

Squares and roots of 38885642640

• 38885642640 squared (38885642640²) is 1512093203525786169600
• 38885642640 cubed (38885642640³) is 58798715950676509016120031744000
• The square root of 38885642640 is 197194.4285217005
• The cube root of 38885642640 is 3387.8935826965

Scales and comparisons

• 38,885,642,640 seconds is equal to 1,236 years, 23 weeks, 7 hours, 24 minutes.
• To count from 1 to 38,885,642,640 would take you about two thousand, four hundred seventy-two 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 38885642640 cubic inches would be around 282.3 feet tall.

Recreational maths with 38885642640

• 38885642640 backwards is 04624658883
• The number of decimal digits it has is: 11
• The sum of 38885642640's digits is 54
• More coming soon!