21072676952392128

Names of 21072676952392128

• Cardinal: 21072676952392128 can be written as Twenty-one quadrillion, seventy-two trillion, six hundred seventy-six billion, nine hundred fifty-two million, three hundred ninety-two thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1072676952392128 × 10¹⁶

Factors of 21072676952392128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 108875

Divisors of 21072676952392128

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 81 84 96 98 108 112 126 144 147 162 168 189 192 196 216 224 252 288 294 324 336 343 378 392 432 441 448 504 567 576 588 648 672 686 756 784 864 882 1008 1029 1134 1176 1296 1323 1344 1372 1512 1568 1728 1764 2016 2058 2268 2352 2592 2646 2744 3024 3087 3136 3528 3969 4032 4116 4536 4704 5184 5292 5488 6048 6174 7056 7938 8232 9072 9261 9408 10584 10976 12096 12348 14112 15876 16464 18144 18522 21168 21952 24696 27783 28224 31752 32928 36288 37044 42336 49392 55566 63504 65856 74088 84672 98784 108863 111132 127008 148176 197568 217726 222264 254016 296352 326589 435452 444528 592704 653178 762041 870904 889056 979767 1306356 1524082 1741808 1778112 1959534 2286123 2612712 2939301 3048164 3483616 3919068 4572246 5225424 5334287 5878602 6096328 6858369 6967232 7838136 8817903 9144492 10450848 10668574 11757204 12192656 13716738 15676272 16002861 17635806 18288984 20575107 20901696 21337148 23514408 24385312 27433476 31352544 32005722 35271612 36577968 37340009 41150214 42674296 47028816 48008583 48770624 54866952 61725321 62705088 64011444 70543224 73155936 74680018 82300428 85348592 94057632 96017166 109733904 112020027 123450642 128022888 141086448 144025749 146311872 149360036 164600856 170697184 188115264 192034332 219467808 224040054 246901284 256045776 282172896 288051498 298720072 329201712 336060081 341394368 384068664 432077247 438935616 448080108 493802568 512091552 564345792 576102996 597440144 658403424 672120162 768137328 864154494 896160216 987605136 1008180243 1024183104 1152205992 1194880288 1316806848 1344240324 1536274656 1728308988 1792320432 1975210272 2016360486 2304411984 2389760576 2688480648 3024540729 3072549312 3456617976 3584640864 3950420544 4032720972 4608823968 5376961296 6049081458 6913235952 7169281728 8065441944 9217647936 10753922592 11851152769 12098162916 13826471904 16130883888 21507845184 23702305538 24196325832 27652943808 32261767776 35553458307 47404611076 48392651664 64523535552 71106916614 82958069383 94809222152 96785303328 106660374921 142213833228 165916138766 189618444304 193570606656 213320749842 248874208149 284427666456 319981124763 331832277532 379236888608 426641499684 497748416298 568855332912 580706485681 639962249526 663664555064 746622624447 758473777216 853282999368 959943374289 995496832596 1137710665824 1161412971362 1279924499052 1327329110128 1493245248894 1706565998736 1742119457043 1919886748578 1990993665192 2239867873341 2275421331648 2322825942724 2559848998104 2654658220256 2986490497788 3413131997472 3484238914086 3839773497156 3981987330384 4064945399767 4479735746682 4645651885448 5119697996208 5226358371129 5309316440512 5972980995576 6719603620023 6826263994944 6968477828172 7679546994312 7963974660768 8129890799534 8959471493364 9291303770896 10239395992416 10452716742258 11945961991152 12194836199301 13439207240046 13936955656344 15359093988624 15679075113387 15927949321536 16259781599068 17918942986728 18582607541792 20478791984832 20905433484516 23891923982304 24389672398602 26878414480092 27873911312688 30718187977248 31358150226774 32519563198136 35837885973456 36584508597903 37165215083584 41810866969032 47037225340161 47783847964608 48779344797204 53756828960184 55747822625376 61436375954496 62716300453548 65039126396272 71675771946912 73169017195806 83621733938064 94074450680322 97558689594408 107513657920368 109753525793709 111495645250752 125432600907096 130078252792544 143351543893824 146338034391612 167243467876128 188148901360644 195117379188816 215027315840736 219507051587418 250865201814192 260156505585088 292676068783224 329260577381127 334486935752256 376297802721288 390234758377632 430054631681472 439014103174836 501730403628384 585352137566448 658521154762254 752595605442576 780469516755264 878028206349672 1003460807256768 1170704275132896 1317042309524508 1505191210885152 1756056412699344 2341408550265792 2634084619049016 3010382421770304 3512112825398688 5268169238098032 7024225650797376 10536338476196064 21072676952392128
• Sum of all divisors σ(n): 72847335005724400
• Sum of proper divisors (its aliquot sum) s(n): 51774658053332272
• 21072676952392128 is an abundant number, because the sum of its proper divisors (51774658053332272) is greater than itself. Its abundance is 30701981100940144

Bases of 21072676952392128

• Binary: 1001010110111010111110011110000001101101100000111000000₂
• Hexadecimal: 0x4ADD7CF036C1C0
• Base-36: 5RHN25D2400

Squares and roots of 21072676952392128

• 21072676952392128 squared (21072676952392128²) is 444057713939878383639821476368384
• 21072676952392128 cubed (21072676952392128³) is 9357484754072811791861696525282574094170949681152
• The square root of 21072676952392128 is 145164310.1881179609
• The cube root of 21072676952392128 is 276210.3213455329

Scales and comparisons

• 21,072,676,952,392,128 seconds is equal to 670,045,945 years, 6 days, 28 minutes, 48 seconds.
• To count from 1 to 21,072,676,952,392,128 would take you about two billion, ten million, one hundred thirty-seven thousand, eight hundred thirty-five 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 21072676952392128 cubic inches would be around 23017.5 feet tall.

Recreational maths with 21072676952392128

• 21072676952392128 backwards is 82129325967627012
• 21072676952392128 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21072676952392128's digits is 72
• More coming soon!