728840238160002048

Names of 728840238160002048

• Cardinal: 728840238160002048 can be written as Seven hundred twenty-eight quadrillion, eight hundred forty trillion, two hundred thirty-eight billion, one hundred sixty million, two thousand and forty-eight.

Scientific notation

• Scientific notation: 7.28840238160002048 × 10¹⁷

Factors of 728840238160002048

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 341

Divisors of 728840238160002048

• Number of divisors d(n): 396
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 29 32 36 48 58 64 72 87 96 116 128 144 174 192 232 256 261 288 307 348 384 464 512 522 576 614 696 768 921 928 1024 1044 1152 1228 1392 1536 1842 1856 2088 2304 2456 2763 2784 3072 3684 3712 4176 4608 4912 5526 5568 7368 7424 8352 8903 9216 9824 11052 11136 14736 14848 16704 17806 19648 22104 22272 26709 29472 29696 33408 35612 39296 44208 44544 53418 58944 66816 71224 78592 80127 88416 89088 94249 106836 117888 133632 142448 157184 160254 176832 188498 213672 235776 267264 282747 284896 314368 320508 353664 376996 427344 471552 565494 569792 641016 707328 753992 848241 854688 943104 1130988 1139584 1282032 1414656 1507984 1696482 1709376 2261976 2279168 2564064 2733221 2829312 3015968 3392964 3418752 4523952 4558336 5128128 5466442 6031936 6785928 6837504 8199663 9047904 9116672 10256256 10932884 12063872 13571856 13675008 16399326 18095808 20512512 21865768 24127744 24598989 27143712 27350016 28934443 32798652 36191616 41025024 43731536 48255488 49197978 54287424 57868886 65597304 72383232 82050048 86803329 87463072 96510976 98395956 108574848 115737772 131194608 144766464 173606658 174926144 196791912 217149696 231475544 260409987 262389216 289532928 347213316 349852288 393583824 434299392 462951088 520819974 524778432 694426632 699704576 787167648 839098847 868598784 925902176 1041639948 1049556864 1388853264 1399409152 1574335296 1678197694 1851804352 2083279896 2099113728 2517296541 2777706528 2798818304 3148670592 3356395388 3703608704 4166559792 4198227456 5034593082 5555413056 6297341184 6712790776 7407217408 7551889623 8333119584 8396454912 8882874001 10069186164 11110826112 12594682368 13425581552 14814434816 15103779246 16666239168 17765748002 20138372328 22221652224 25189364736 26648622003 26851163104 29628869632 30207558492 33332478336 35531496004 40276744656 44443304448 53297244006 53702326208 60415116984 66664956672 71062992008 79945866009 80553489312 88886608896 106594488012 107404652416 120830233968 133329913344 142125984016 159891732018 161106978624 213188976024 214809304832 241660467936 257603346029 266659826688 284251968032 319783464036 322213957248 426377952048 429618609664 483320935872 515206692058 568503936064 639566928072 644427914496 772810038087 852755904096 859237219328 966641871744 1030413384116 1137007872128 1279133856144 1288855828992 1545620076174 1705511808192 1933283743488 2060826768232 2274015744256 2318430114261 2558267712288 2577711657984 2727042318307 3091240152348 3411023616384 3866567486976 4121653536464 4548031488512 4636860228522 5116535424576 5454084636614 6182480304696 6822047232768 7733134973952 8181126954921 8243307072928 9096062977024 9273720457044 10233070849152 10908169273228 12364960609392 13644094465536 16362253909842 16486614145856 18547440914088 20466141698304 21816338546456 24543380864763 24729921218784 27288188931072 32724507819684 32973228291712 37094881828176 40932283396608 43632677092912 49086761729526 49459842437568 65449015639368 65946456583424 74189763656352 79084227230903 81864566793216 87265354185824 98173523459052 98919684875136 130898031278736 131892913166848 148379527312704 158168454461806 174530708371648 196347046918104 197839369750272 237252681692709 261796062557472 263785826333696 296759054625408 316336908923612 349061416743296 392694093836208 395678739500544 474505363385418 523592125114944 593518109250816 632673817847224 698122833486592 711758045078127 785388187672416 791357479001088 949010726770836 1047184250229888 1187036218501632 1265347635694448 1396245666973184 1423516090156254 1570776375344832 1898021453541672 2094368500459776 2374072437003264 2530695271388896 2792491333946368 2847032180312508 3141552750689664 3796042907083344 4188737000919552 5061390542777792 5694064360625016 6283105501379328 7592085814166688 8377474001839104 10122781085555584 11388128721250032 12566211002758656 15184171628333376 20245562171111168 22776257442500064 25132422005517312 30368343256666752 40491124342222336 45552514885000128 60736686513333504 80982248684444672 91105029770000256 121473373026667008 182210059540000512 242946746053334016 364420119080001024 728840238160002048
• Sum of all divisors σ(n): 2184194333496815640
• Sum of proper divisors (its aliquot sum) s(n): 1455354095336813592
• 728840238160002048 is an abundant number, because the sum of its proper divisors (1455354095336813592) is greater than itself. Its abundance is 726513857176811544

Bases of 728840238160002048

• Binary: 101000011101010111000101010111000101100010011011110000000000₂
• Hexadecimal: 0xA1D5C55C589BC00
• Base-36: 5JCGAV3R6680

Squares and roots of 728840238160002048

• 728840238160002048 squared (728840238160002048²) is 531208092761128505515215503364194304
• 728840238160002048 cubed (728840238160002048³) is 387165832840541359864248515766862952905226330509934592
• The square root of 728840238160002048 is 853721405.4713645565
• The cube root of 728840238160002048 is 899934.2495834855

Scales and comparisons

• 728,840,238,160,002,048 seconds is equal to 23,174,865,122 years, 31 weeks, 4 days, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 728,840,238,160,002,048 would take you about sixty-nine billion, five hundred twenty-four million, five hundred ninety-five thousand, three hundred sixty-seven 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 728840238160002048 cubic inches would be around 74994.5 feet tall.

Recreational maths with 728840238160002048

• 728840238160002048 backwards is 840200061832048827
• The number of decimal digits it has is: 18
• The sum of 728840238160002048's digits is 63
• More coming soon!