385145072640

Names of 385145072640

• Cardinal: 385145072640 can be written as Three hundred eighty-five billion, one hundred forty-five million, seventy-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.8514507264 × 10¹¹

Factors of 385145072640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 327

Divisors of 385145072640

• Number of divisors d(n): 880
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 67 72 80 81 83 90 96 108 120 128 134 135 144 160 162 166 167 180 192 201 216 240 249 256 268 270 288 320 324 332 334 335 360 384 402 405 415 432 480 498 501 512 536 540 576 603 640 648 664 668 670 720 747 768 804 810 830 835 864 960 996 1002 1005 1024 1072 1080 1152 1206 1245 1280 1296 1328 1336 1340 1440 1494 1503 1536 1608 1620 1660 1670 1728 1809 1920 1992 2004 2010 2144 2160 2241 2304 2412 2490 2505 2560 2592 2656 2672 2680 2880 2988 3006 3015 3072 3216 3240 3320 3340 3456 3618 3735 3840 3984 4008 4020 4288 4320 4482 4509 4608 4824 4980 5010 5120 5184 5312 5344 5360 5427 5561 5760 5976 6012 6030 6432 6480 6640 6680 6723 6912 7236 7470 7515 7680 7968 8016 8040 8576 8640 8964 9018 9045 9216 9648 9960 10020 10368 10624 10688 10720 10854 11122 11189 11205 11520 11952 12024 12060 12864 12960 13280 13360 13446 13527 13824 13861 14472 14940 15030 15360 15936 16032 16080 16683 17152 17280 17928 18036 18090 19296 19920 20040 20736 21248 21376 21440 21708 22244 22378 22410 22545 23040 23904 24048 24120 25728 25920 26560 26720 26892 27054 27135 27648 27722 27805 28944 29880 30060 31872 32064 32160 33366 33567 33615 34304 34560 35856 36072 36180 38592 39840 40080 41472 41583 42496 42752 42880 43416 44488 44756 44820 45090 46080 47808 48096 48240 50049 51456 51840 53120 53440 53784 54108 54270 55444 55610 55945 57888 59760 60120 63744 64128 64320 66732 67134 67230 67635 68608 69120 69305 71712 72144 72360 77184 79680 80160 82944 83166 83415 84992 85504 85760 86832 88976 89512 89640 90180 95616 96192 96480 100098 100701 102912 103680 106240 106880 107568 108216 108540 110888 111220 111890 115776 119520 120240 124749 127488 128256 128640 133464 134268 134460 135270 138240 138610 143424 144288 144720 150147 154368 159360 160320 166332 166830 167835 171008 171520 173664 177952 179024 179280 180360 191232 192384 192960 200196 201402 205824 207360 207915 212480 213760 215136 216432 217080 221776 222440 223780 231552 239040 240480 249498 250245 254976 256512 257280 266928 268536 268920 270540 277220 286848 288576 289440 300294 302103 308736 318720 320640 332664 333660 335670 343040 347328 355904 358048 358560 360720 374247 382464 384768 385920 400392 402804 414720 415830 424960 427520 430272 432864 434160 443552 444880 447560 450441 463104 478080 480960 498996 500490 503505 513024 514560 533856 537072 537840 541080 554440 573696 577152 578880 600588 604206 617472 623745 637440 641280 665328 667320 671340 694656 711808 716096 717120 721440 748494 750735 764928 769536 771840 800784 805608 831660 855040 860544 865728 868320 887104 889760 895120 900882 906309 926208 928687 956160 961920 997992 1000980 1007010 1029120 1067712 1074144 1075680 1082160 1108880 1122741 1147392 1154304 1157760 1201176 1208412 1247490 1274880 1282560 1330656 1334640 1342680 1389312 1423616 1432192 1434240 1442880 1496988 1501470 1510515 1539072 1543680 1601568 1611216 1663320 1721088 1731456 1736640 1774208 1779520 1790240 1801764 1812618 1852416 1857374 1871235 1912320 1923840 1995984 2001960 2014020 2135424 2148288 2151360 2164320 2217760 2245482 2252205 2294784 2308608 2315520 2402352 2416824 2494980 2565120 2661312 2669280 2685360 2778624 2786061 2847232 2864384 2868480 2885760 2993976 3002940 3021030 3087360 3203136 3222432 3326640 3442176 3462912 3473280 3548416 3559040 3580480 3603528 3625236 3714748 3742470 3824640 3847680 3991968 4003920 4028040 4270848 4296576 4302720 4328640 4435520 4490964 4504410 4531545 4617216 4631040 4643435 4804704 4833648 4989960 5322624 5338560 5370720 5557248 5572122 5613705 5694464 5728768 5736960 5771520 5987952 6005880 6042060 6406272 6444864 6653280 6884352 6925824 6946560 7096832 7118080 7160960 7207056 7250472 7429496 7484940 7695360 7983936 8007840 8056080 8358183 8541696 8593152 8605440 8657280 8871040 8981928 9008820 9063090 9262080 9286870 9609408 9667296 9979920 10645248 10677120 10741440 11144244 11227410 11457536 11473920 11543040 11975904 12011760 12084120 12812544 12889728 13306560 13851648 13893120 13930305 14193664 14236160 14321920 14414112 14500944 14858992 14969880 15967872 16015680 16112160 16716366 17083392 17186304 17210880 17314560 17742080 17963856 18017640 18126180 18573740 19218816 19334592 19959840 21290496 21354240 21482880 22288488 22454820 23086080 23951808 24023520 24168240 25074549 25625088 25779456 26613120 27786240 27860610 28472320 28643840 28828224 29001888 29717984 29939760 31935744 32031360 32224320 33432732 34372608 34421760 34629120 35484160 35927712 36035280 36252360 37147480 38437632 38669184 39919680 41790915 42580992 42708480 42965760 44576976 44909640 47903616 48047040 48336480 50149098 51250176 51558912 53226240 55721220 57287680 57656448 58003776 59435968 59879520 63871488 64062720 64448640 66865464 69258240 70968320 71855424 72070560 72504720 74294960 75223647 76875264 77338368 79839360 83581830 85416960 85931520 89153952 89819280 95807232 96094080 96672960 100298196 103117824 106452480 111442440 115312896 116007552 118871936 119759040 125372745 127742976 128125440 128897280 133730928 143710848 144141120 145009440 148589920 150447294 153750528 154676736 159678720 167163660 171863040 178307904 179638560 191614464 192188160 193345920 200596392 212904960 222884880 230625792 232015104 237743872 239518080 250745490 256250880 257794560 267461856 287421696 288282240 290018880 297179840 300894588 309353472 319357440 334327320 356615808 359277120 376118235 383228928 384376320 386691840 401192784 445769760 461251584 464030208 475487744 479036160 501490980 515589120 534923712 574843392 576564480 580037760 594359680 601789176 638714880 668654640 713231616 718554240 752236470 768752640 773383680 802385568 891539520 928060416 950975488 958072320 1002981960 1069847424 1149686784 1153128960 1160075520 1188719360 1203578352 1337309280 1426463232 1437108480 1504472940 1546767360 1604771136 1783079040 1916144640 2005963920 2139694848 2306257920 2320151040 2377438720 2407156704 2674618560 2852926464 2874216960 3008945880 3209542272 3566158080 4011927840 4279389696 4640302080 4754877440 4814313408 5349237120 5748433920 6017891760 6419084544 7132316160 8023855680 8558779392 9628626816 10698474240 12035783520 12838169088 14264632320 16047711360 19257253632 21396948480 24071567040 25676338176 32095422720 38514507264 42793896960 48143134080 64190845440 77029014528 96286268160 128381690880 192572536320 385145072640
• Sum of all divisors σ(n): 1426106449152
• Sum of proper divisors (its aliquot sum) s(n): 1040961376512
• 385145072640 is an abundant number, because the sum of its proper divisors (1040961376512) is greater than itself. Its abundance is 655816303872

Bases of 385145072640

• Binary: 101100110101100011011110110110000000000₂
• Hexadecimal: 0x59AC6F6C00
• Base-36: 4WXLFK00

Squares and roots of 385145072640

• 385145072640 squared (385145072640²) is 148336726978870876569600
• 385145072640 cubed (385145072640³) is 57131159487457071501579066015744000
• The square root of 385145072640 is 620600.5741537789
• The cube root of 385145072640 is 7275.6999764363

Scales and comparisons

• 385,145,072,640 seconds is equal to 12,246 years, 21 weeks, 6 days, 14 hours, 24 minutes.
• To count from 1 to 385,145,072,640 would take you about twenty-four thousand, four hundred ninety-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 385145072640 cubic inches would be around 606.3 feet tall.

Recreational maths with 385145072640

• 385145072640 backwards is 046270541583
• 385145072640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 385145072640's digits is 45
• More coming soon!