20437956528640

Names of 20437956528640

• Cardinal: 20437956528640 can be written as Twenty trillion, four hundred thirty-seven billion, nine hundred fifty-six million, five hundred twenty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.043795652864 × 10¹³

Factors of 20437956528640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1940

Divisors of 20437956528640

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 56 64 70 76 80 95 107 112 128 133 140 152 160 190 214 224 256 266 280 304 320 380 401 428 448 512 532 535 560 608 640 665 749 760 802 856 896 1064 1070 1120 1216 1280 1330 1399 1498 1520 1604 1712 1792 2005 2033 2128 2140 2240 2432 2560 2660 2798 2807 2996 3040 3208 3424 3584 3745 4010 4066 4256 4280 4480 4864 5320 5596 5614 5992 6080 6416 6848 6995 7490 7619 8020 8132 8512 8560 8960 9728 9793 10165 10640 11192 11228 11984 12160 12832 13696 13990 14035 14231 14980 15238 16040 16264 17024 17120 17920 19586 20330 21280 22384 22456 23968 24320 25664 26581 27392 27980 28070 28462 29960 30476 32080 32528 34048 34240 38095 39172 40660 42560 42907 44768 44912 47936 48640 48965 51328 53162 53333 54784 55960 56140 56924 59920 60952 64160 65056 68096 68480 71155 76190 78344 81320 85120 85814 89536 89824 95872 97930 102656 106324 106666 111920 112280 113848 119840 121904 128320 130112 132905 136960 142310 149693 152380 156688 162640 170240 171628 179072 179648 186067 191744 195860 205312 212648 213332 214535 223840 224560 227696 239680 243808 256640 260224 265810 266665 273920 284620 299386 300349 304760 313376 325280 340480 343256 358144 359296 372134 383488 391720 425296 426664 429070 447680 449120 455392 479360 487616 513280 520448 531620 533330 560999 569240 598772 600698 609520 626752 650560 686512 716288 718592 744268 748465 783440 815233 850592 853328 858140 895360 898240 910784 930335 958720 975232 1026560 1040896 1047851 1063240 1066660 1121998 1138480 1197544 1201396 1219040 1253504 1301120 1373024 1437184 1488536 1496930 1501745 1566880 1630466 1701184 1706656 1716280 1790720 1796480 1821568 1860670 1917440 1950464 2095702 2126480 2133320 2243996 2276960 2395088 2402792 2438080 2507008 2602240 2746048 2804995 2844167 2977072 2993860 3003490 3133760 3260932 3402368 3413312 3432560 3581440 3592960 3643136 3721340 3900928 3926993 4076165 4191404 4252960 4266640 4487992 4553920 4790176 4805584 4876160 5014016 5204480 5239255 5492096 5609990 5688334 5706631 5954144 5987720 6006980 6267520 6521864 6804736 6826624 6865120 7185920 7286272 7442680 7853986 8152330 8382808 8505920 8533280 8975984 9107840 9580352 9611168 9752320 10478510 10658981 10984192 11219980 11376668 11413262 11908288 11975440 12013960 12535040 13043728 13609472 13653248 13730240 14220835 14885360 15707972 16304660 16765616 17011840 17066560 17951968 18215680 19160704 19222336 19504640 19634965 19909169 20957020 21317962 21968384 22439960 22753336 22826524 23816576 23950880 24027920 25070080 26087456 27306496 27460480 28441670 28533155 29770720 31415944 32609320 33531232 34023680 34133120 35903936 36431360 38321408 38444672 39269930 39818338 41914040 42635924 44879920 45506672 45653048 47633152 47901760 48055840 52174912 53294905 54920960 56883340 57066310 59541440 60026893 62831888 65218640 67062464 68047360 68266240 71807872 74612867 76642816 76889344 78539860 79636676 83828080 85271848 89759840 91013344 91306096 95266304 95803520 96111680 99545845 104349824 106589810 109841920 113766680 114132620 119082880 120053786 125663776 130437280 134124928 136532480 143615744 149225734 153778688 157079720 159273352 167656160 170543696 179519680 182026688 182612192 191607040 192223360 199091690 208699648 213179620 227533360 228265240 238165760 240107572 251327552 260874560 268249856 287231488 298451468 300134465 314159440 318546704 335312320 341087392 359039360 364053376 365224384 373064335 383214080 384446720 398183380 417399296 420188251 426359240 455066720 456530480 476331520 480215144 502655104 521749120 536499712 596902936 600268930 628318880 637093408 670624640 682174784 718078720 728106752 730448768 746128670 768893440 796366760 840376502 852718480 910133440 913060960 960430288 1005310208 1043498240 1140510967 1193805872 1200537860 1256637760 1274186816 1341249280 1364349568 1436157440 1456213504 1460897536 1492257340 1592733520 1680753004 1705436960 1820266880 1826121920 1920860576 2010620416 2086996480 2100941255 2281021934 2387611744 2401075720 2513275520 2548373632 2682498560 2728699136 2921795072 2984514680 3185467040 3361506008 3410873920 3640533760 3652243840 3841721152 4201882510 4562043868 4775223488 4802151440 5026551040 5096747264 5457398272 5702554835 5969029360 6370934080 6723012016 6821747840 7281067520 7304487680 7683442304 7983576769 8403765020 9124087736 9550446976 9604302880 10053102080 10193494528 11405109670 11938058720 12741868160 13446024032 13643495680 14608975360 15366884608 15967153538 16807530040 18248175472 19100893952 19208605760 22810219340 23876117440 25483736320 26892048064 27286991360 30733769216 31934307076 33615060080 36496350944 38201787904 38417211520 39917883845 45620438680 47752234880 50967472640 53784096128 63868614152 67230120160 72992701888 76834423040 79835767690 91240877360 95504469760 107568192256 127737228304 134460240320 145985403776 153668846080 159671535380 182481754720 191008939520 215136384512 255474456608 268920480640 291970807552 319343070760 364963509440 510948913216 537840961280 583941615104 638686141520 729927018880 1021897826432 1075681922560 1277372283040 1459854037760 2043795652864 2554744566080 2919708075520 4087591305728 5109489132160 10218978264320 20437956528640
• Sum of all divisors σ(n): 59693179392000
• Sum of proper divisors (its aliquot sum) s(n): 39255222863360
• 20437956528640 is an abundant number, because the sum of its proper divisors (39255222863360) is greater than itself. Its abundance is 18817266334720

Bases of 20437956528640

• Binary: 100101001011010010101001000111000101000000000₂
• Hexadecimal: 0x129695238A00
• Base-36: 78T2FMHOG

Squares and roots of 20437956528640

• 20437956528640 squared (20437956528640²) is 417710067066578399140249600
• 20437956528640 cubed (20437956528640³) is 8537140192282028246254864075319148544000
• The square root of 20437956528640 is 4520835.8219072721
• The cube root of 20437956528640 is 27340.8801005717

Scales and comparisons

• 20,437,956,528,640 seconds is equal to 649,863 years, 41 weeks, 3 days, 18 hours, 50 minutes, 40 seconds.
• To count from 1 to 20,437,956,528,640 would take you about one million, six hundred twenty-four thousand, six hundred fifty-nine 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 20437956528640 cubic inches would be around 2278.4 feet tall.

Recreational maths with 20437956528640

• 20437956528640 backwards is 04682565973402
• The number of decimal digits it has is: 14
• The sum of 20437956528640's digits is 61
• More coming soon!