38647421009920

Names of 38647421009920

• Cardinal: 38647421009920 can be written as Thirty-eight trillion, six hundred forty-seven billion, four hundred twenty-one million, nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.864742100992 × 10¹³

Factors of 38647421009920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 182

Divisors of 38647421009920

• Number of divisors d(n): 544
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 37 40 62 64 74 80 107 124 128 148 155 160 185 214 248 256 296 310 320 370 428 496 512 535 592 620 640 740 856 961 992 1024 1070 1147 1184 1240 1280 1480 1712 1922 1984 2048 2140 2294 2368 2480 2560 2960 3317 3424 3844 3959 3968 4096 4280 4588 4736 4805 4960 5120 5735 5920 6634 6848 7688 7918 7936 8192 8560 9176 9472 9610 9920 10240 11470 11840 13268 13696 15376 15836 15872 16384 16585 17120 18352 18944 19220 19795 19840 20480 22940 23680 26536 27392 29791 30752 31672 31744 32768 33170 34240 35557 36704 37888 38440 39590 39680 40960 45880 47360 53072 54784 59582 61504 63344 63488 65536 66340 68480 71114 73408 75776 76880 79180 79360 81920 91760 94720 102827 106144 109568 119164 122729 123008 126688 126976 132680 136960 142228 146816 148955 151552 153760 158360 158720 163840 177785 183520 189440 205654 212288 219136 238328 245458 246016 253376 253952 265360 273920 284456 293632 297910 303104 307520 316720 317440 327680 355570 367040 378880 411308 424576 438272 476656 490916 492032 506752 507904 514135 530720 547840 568912 587264 595820 606208 613645 615040 633440 634880 711140 734080 757760 822616 849152 876544 953312 981832 984064 1013504 1015808 1028270 1061440 1095680 1102267 1137824 1174528 1191640 1212416 1227290 1230080 1266880 1269760 1422280 1468160 1515520 1645232 1698304 1753088 1906624 1963664 1968128 2027008 2031616 2056540 2122880 2191360 2204534 2275648 2349056 2383280 2424832 2454580 2460160 2533760 2539520 2844560 2936320 3031040 3187637 3290464 3396608 3506176 3804599 3813248 3927328 3936256 4054016 4113080 4245760 4382720 4409068 4551296 4698112 4766560 4909160 4920320 5067520 5079040 5511335 5689120 5872640 6062080 6375274 6580928 6793216 7012352 7609198 7626496 7854656 7872512 8108032 8226160 8491520 8765440 8818136 9102592 9396224 9533120 9818320 9840640 10135040 10158080 11022670 11378240 11745280 12124160 12750548 13161856 13586432 15218396 15252992 15709312 15745024 15938185 16216064 16452320 16983040 17530880 17636272 18205184 18792448 19022995 19066240 19636640 19681280 20270080 22045340 22756480 23490560 25501096 26323712 27172864 30436792 30505984 31418624 31490048 31876370 32432128 32904640 33966080 35061760 35272544 36410368 37584896 38045990 38132480 39273280 39362560 40540160 44090680 45512960 46981120 51002192 52647424 54345728 60873584 61011968 62837248 62980096 63752740 64864256 65809280 67932160 70545088 72820736 75169792 76091980 76264960 78546560 78725120 81080320 88181360 91025920 93962240 102004384 105294848 108691456 117942569 121747168 122023936 125674496 127505480 129728512 131618560 135864320 141090176 145641472 152183960 152529920 157093120 157450240 162160640 176362720 182051840 187924480 204008768 210589696 217382912 235885138 243494336 244047872 251348992 255010960 259457024 263237120 271728640 282180352 291282944 304367920 305059840 314186240 314900480 324321280 352725440 364103680 375848960 408017536 421179392 471770276 486988672 488095744 502697984 510021920 526474240 543457280 564360704 582565888 589712845 608735840 610119680 628372480 648642560 705450880 728207360 816035072 842358784 943540552 973977344 976191488 1005395968 1020043840 1052948480 1086914560 1128721408 1165131776 1179425690 1217471680 1220239360 1256744960 1297285120 1410901760 1456414720 1632070144 1684717568 1887081104 1947954688 1952382976 2010791936 2040087680 2105896960 2257442816 2330263552 2358851380 2434943360 2440478720 2513489920 2821803520 2912829440 3264140288 3369435136 3774162208 3895909376 4021583872 4080175360 4211793920 4514885632 4717702760 4869886720 4880957440 5026979840 5643607040 5825658880 6528280576 6738870272 7548324416 7791818752 8043167744 8160350720 8423587840 9029771264 9435405520 9739773440 9761914880 10053959680 11287214080 11651317760 13056561152 15096648832 15583637504 16320701440 16847175680 18059542528 18870811040 19479546880 20107919360 22574428160 26113122304 30193297664 31167275008 32641402880 33694351360 36119085056 37741622080 38959093760 40215838720 45148856320 52226244608 60386595328 62334550016 65282805760 72238170112 75483244160 77918187520 90297712640 104452489216 120773190656 124669100032 130565611520 150966488320 155836375040 180595425280 208904978432 241546381312 249338200064 261131223040 301932976640 311672750080 361190850560 483092762624 522262446080 603865953280 623345500160 966185525248 1044524892160 1207731906560 1246691000320 1932371050496 2415463813120 3864742100992 4830927626240 7729484201984 9661855252480 19323710504960 38647421009920
• Sum of all divisors σ(n): 99355123086336
• Sum of proper divisors (its aliquot sum) s(n): 60707702076416
• 38647421009920 is an abundant number, because the sum of its proper divisors (60707702076416) is greater than itself. Its abundance is 22060281066496

Bases of 38647421009920

• Binary: 1000110010011001001101110011010000000000000000₂
• Hexadecimal: 0x23264DCD0000
• Base-36: DP6DOMEPS

Squares and roots of 38647421009920

• 38647421009920 squared (38647421009920²) is 1493623150718005832738406400
• 38647421009920 cubed (38647421009920³) is 57724682735961965353419392870659391488000
• The square root of 38647421009920 is 6216704.9962114175
• The cube root of 38647421009920 is 33809.6109037871

Scales and comparisons

• 38,647,421,009,920 seconds is equal to 1,228,868 years, 23 weeks, 12 hours, 58 minutes, 40 seconds.
• To count from 1 to 38,647,421,009,920 would take you about three million, seventy-two thousand, one hundred seventy-one 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 38647421009920 cubic inches would be around 2817.5 feet tall.

Recreational maths with 38647421009920

• 38647421009920 backwards is 02990012474683
• The number of decimal digits it has is: 14
• The sum of 38647421009920's digits is 55
• More coming soon!