640032976128

Names of 640032976128

• Cardinal: 640032976128 can be written as Six hundred forty billion, thirty-two million, nine hundred seventy-six thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 6.40032976128 × 10¹¹

Factors of 640032976128

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1942

Divisors of 640032976128

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 19 21 24 26 28 32 37 38 39 42 48 49 52 56 57 64 74 76 78 84 91 96 98 104 111 112 114 128 133 147 148 152 156 168 182 192 196 208 222 224 228 247 256 259 266 273 294 296 304 312 336 364 384 392 399 416 444 448 456 481 494 518 532 546 588 592 608 624 637 672 703 728 741 768 777 784 798 832 888 896 912 931 962 988 1036 1064 1092 1176 1184 1216 1248 1274 1344 1406 1443 1456 1482 1554 1568 1596 1664 1729 1776 1792 1813 1824 1861 1862 1911 1924 1976 2072 2109 2128 2184 2352 2368 2432 2496 2548 2688 2793 2812 2886 2912 2964 3108 3136 3192 3328 3367 3458 3552 3626 3648 3722 3724 3822 3848 3952 4144 4218 4256 4368 4704 4736 4864 4921 4992 5096 5187 5376 5439 5583 5586 5624 5772 5824 5928 6216 6272 6384 6734 6916 7104 7252 7296 7444 7448 7644 7696 7904 8288 8436 8512 8736 9139 9408 9472 9842 9984 10101 10192 10374 10878 11166 11172 11248 11544 11648 11856 12103 12432 12544 12768 13027 13468 13832 14208 14504 14592 14763 14888 14896 15288 15392 15808 16576 16872 17024 17472 18278 18816 19684 20202 20384 20748 21756 22332 22344 22496 23088 23296 23569 23712 24193 24206 24864 25536 26054 26936 27417 27664 28416 29008 29526 29776 29792 30576 30784 31616 33152 33744 34048 34447 34944 35359 36309 36556 37632 39081 39368 40404 40768 41496 43512 44664 44688 44992 46176 47138 47424 48386 48412 49728 51072 52108 53872 54834 55328 58016 59052 59552 59584 61152 61568 63232 63973 66304 67488 68857 68894 69888 70707 70718 72579 72618 73112 78162 78736 80808 81536 82992 87024 89328 89376 89984 91189 92352 94276 94848 96772 96824 99456 102144 103341 104216 106077 107744 109668 110656 116032 118104 119104 119168 122304 123136 127946 134976 137714 137788 141414 141436 145158 145236 146224 156324 157472 161616 163072 165984 169351 174048 178656 178752 179968 182378 184704 188552 189696 191919 193544 193648 198912 206571 206682 208432 212154 215488 219336 221312 232064 236208 238208 238336 244608 247513 255892 269952 273567 275428 275576 282828 282872 290316 290472 292448 312648 314944 323232 331968 338702 348096 357312 357504 364756 369408 377104 383838 387088 387296 413142 413364 416864 424308 430976 438672 442624 447811 459667 464128 472416 476416 481999 489216 495026 508053 511784 539904 547134 550856 551152 565656 565744 580632 580944 584896 625296 629888 646464 663936 677404 696192 714624 715008 729512 742539 754208 767676 774176 774592 826284 826728 833728 848616 861952 877344 895141 895622 919334 944832 963998 990052 1016106 1023568 1094268 1101712 1102304 1131312 1131488 1161264 1161888 1169792 1185457 1250592 1259776 1292928 1308283 1327872 1343433 1354808 1379001 1392384 1429248 1445997 1459024 1485078 1508416 1535352 1548352 1549184 1652568 1653456 1667456 1697232 1732591 1754688 1790282 1791244 1838668 1889664 1927996 1980104 2032212 2047136 2188536 2203424 2204608 2262624 2262976 2322528 2323776 2339584 2370914 2501184 2585856 2616566 2685423 2686866 2709616 2758002 2891994 2918048 2970156 3016832 3070704 3096704 3098368 3217669 3305136 3306912 3334912 3373993 3394464 3465182 3509376 3556371 3580564 3582488 3677336 3779328 3855992 3924849 3960208 4064424 4094272 4377072 4406848 4409216 4525248 4525952 4645056 4647552 4741828 5002368 5197773 5233132 5370846 5373732 5419232 5516004 5783988 5836096 5940312 6033664 6141408 6193408 6265987 6435338 6610272 6613824 6747986 6788928 6930364 7018752 7112742 7161128 7164976 7354672 7711984 7849698 7920416 8128848 8188544 8754144 8813696 8818432 9050496 9051904 9157981 9290112 9295104 9483656 9653007 10004736 10121979 10395546 10466264 10741692 10747464 10838464 11032008 11567976 11672192 11880624 12282816 12531974 12870676 13220544 13227648 13495972 13577856 13860728 14225484 14322256 14329952 14709344 15423968 15699396 15840832 16257696 16377088 17007679 17508288 17627392 18100992 18315962 18580224 18797961 18967312 19306014 20243958 20791092 20932528 21483384 21494928 21676928 22064016 22523683 23135952 23344384 23761248 24565632 25063948 25741352 26441088 26455296 26991944 27155712 27473943 27721456 28450968 28644512 28659904 29418688 30847936 31398792 31681664 32515392 34015358 35016576 36631924 37595922 37934624 38612028 40487916 41582184 41865056 42966768 42989856 43353856 43861909 44128032 45047366 46271904 47522496 49131264 50127896 51023037 51482704 52882176 53983888 54947886 55442912 56901936 57289024 57319808 58837376 61695872 62797584 63363328 64105867 65030784 67571049 68030716 70033152 73263848 75191844 75869248 77224056 80975832 83164368 83730112 85933536 85979712 87723818 88256064 90094732 92543808 95044992 100255792 102046074 102965408 107967776 109895772 110885824 113803872 114578048 114639616 117674752 119053753 123391744 125595168 128211734 130061568 131585727 135142098 136061432 146527696 150383688 151738496 154448112 161951664 166328736 167460224 171867072 171959424 175447636 176512128 180189464 185087616 190089984 192317601 200511584 204092148 205930816 215935552 219791544 221771648 227607744 229156096 238107506 251190336 256423468 263171454 270284196 272122864 293055392 300767376 303476992 308896224 323903328 332657472 334920448 343734144 343918848 350895272 353024256 357161259 360378928 370175232 384635202 401023168 408184296 411861632 431871104 439583088 443543296 455215488 476215012 502380672 512846936 526342908 540568392 544245728 586110784 601534752 617792448 647806656 665314944 687468288 701790544 714322518 720757856 769270404 802046336 816368592 823723264 833376271 863742208 879166176 910430976 952430024 1004761344 1025693872 1052685816 1081136784 1088491456 1172221568 1203069504 1235584896 1295613312 1330629888 1403581088 1428645036 1441515712 1538540808 1604092672 1632737184 1666752542 1758332352 1904860048 2051387744 2105371632 2162273568 2176982912 2344443136 2406139008 2471169792 2500128813 2591226624 2807162176 2857290072 2883031424 3077081616 3265474368 3333505084 3516664704 3809720096 4102775488 4210743264 4324547136 4353965824 4812278016 5000257626 5614324352 5714580144 5766062848 6154163232 6530948736 6667010168 7033329408 7619440192 8205550976 8421486528 8649094272 10000515252 11228648704 11429160288 12308326464 13061897472 13334020336 15238880384 16411101952 16842973056 17298188544 20001030504 22858320576 24616652928 26668040672 30477760768 33685946112 40002061008 45716641152 49233305856 53336081344 80004122016 91433282304 106672162688 160008244032 213344325376 320016488064 640032976128
• Sum of all divisors σ(n): 2308219213440
• Sum of proper divisors (its aliquot sum) s(n): 1668186237312
• 640032976128 is an abundant number, because the sum of its proper divisors (1668186237312) is greater than itself. Its abundance is 1028153261184

Bases of 640032976128

• Binary: 1001010100000100111100000010110100000000₂
• Hexadecimal: 0x9504F02D00
• Base-36: 860Z3X1C

Squares and roots of 640032976128

• 640032976128 squared (640032976128²) is 409642210531265017872384
• 640032976128 cubed (640032976128³) is 262184523153978293381557042022449152
• The square root of 640032976128 is 800020.6098145223
• The cube root of 640032976128 is 8617.8867678231

Scales and comparisons

• 640,032,976,128 seconds is equal to 20,351 years, 3 weeks, 4 days, 1 hour, 48 minutes, 48 seconds.
• To count from 1 to 640,032,976,128 would take you about forty thousand, seven hundred 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 640032976128 cubic inches would be around 718.2 feet tall.

Recreational maths with 640032976128

• 640032976128 backwards is 821679230046
• 640032976128 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 640032976128's digits is 48
• More coming soon!