28028123711531008

Names of 28028123711531008

• Cardinal: 28028123711531008 can be written as Twenty-eight quadrillion, twenty-eight trillion, one hundred twenty-three billion, seven hundred eleven million, five hundred thirty-one thousand and eight.

Scientific notation

• Scientific notation: 2.8028123711531008 × 10¹⁶

Factors of 28028123711531008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 8642

Divisors of 28028123711531008

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 8 13 16 17 26 29 32 34 52 58 64 68 104 116 128 136 208 221 232 256 272 377 416 442 464 493 512 544 754 832 841 884 928 986 1024 1088 1508 1664 1682 1768 1856 1972 2048 2176 3016 3328 3364 3536 3712 3944 4352 6032 6409 6656 6728 7072 7424 7888 8581 8704 10933 12064 12818 13312 13456 14144 14297 14848 15776 17162 17408 21866 24128 25636 26624 26912 28288 28594 29696 31552 34324 34816 43732 48256 51272 53824 56576 57188 59392 63104 68648 87464 96512 102544 107648 111553 113152 114376 126208 137296 145877 174928 185861 193024 205088 215296 223106 226304 228752 248849 252416 274592 291754 349856 371722 386048 410176 430592 446212 452608 457504 497698 504832 549184 583508 699712 743444 772096 820352 861184 892424 915008 995396 1009664 1098368 1167016 1399424 1486888 1640704 1722368 1784848 1830016 1896401 1990792 2196736 2334032 2798848 2973776 3235037 3281408 3569696 3660032 3792802 3981584 4230433 4393472 4668064 5597696 5947552 6470074 6562816 7139392 7216621 7320064 7585604 7963168 8460866 8786944 9336128 11195392 11895104 12940148 13125632 14278784 14433242 14640128 15171208 15926336 16921732 17573888 18672256 22390784 23790208 25880296 28557568 28866484 29280256 30342416 31852672 33843464 37344512 47580416 51760592 54995629 57115136 57732968 60684832 63705344 67686928 73633561 74689024 93816073 95160832 103521184 109991258 114230272 115465936 121369664 122682557 127410688 135373856 147267122 149378048 187632146 190321664 207042368 219982516 228460544 230931872 242739328 245365114 254821376 270747712 294534244 298756096 375264292 380643328 414084736 439965032 461863744 485478656 490730228 509642752 541495424 589068488 750528584 828169472 879930064 923727488 957236293 970957312 981460456 1082990848 1178136976 1251770537 1501057168 1594873241 1656338944 1759860128 1847454976 1914472586 1941914624 1962920912 2135373269 2165981696 2356273952 2503541074 3002114336 3189746482 3312677888 3519720256 3694909952 3828945172 3883829248 3925841824 4270746538 4331963392 4712547904 5007082148 6004228672 6379492964 6625355776 7039440512 7389819904 7657890344 7851683648 8541493076 8663926784 9425095808 10014164296 12008457344 12758985928 14078881024 14779639808 15315780688 15703367296 16273016981 17082986152 18850191616 20028328592 24016914688 25517971856 27759852497 28157762048 30631561376 31406734592 32546033962 34165972304 36301345573 37700383232 40056657184 48033829376 51035943712 55519704994 56315524096 61263122752 61925824801 62813469184 65092067924 68331944608 72602691146 75400766464 80113314368 96067658752 102071887424 111039409988 112631048192 122526245504 123851649602 125626938368 130184135848 136663889216 145205382292 150801532928 160226628736 192135317504 204143774848 222078819976 245052491008 247703299204 251253876736 260368271696 273327778432 290410764584 320453257472 408287549696 444157639952 471917492449 490104982016 495406598408 520736543392 546655556864 580821529168 640906514944 805035722413 816575099392 888315279904 943834984898 980209964032 990813196816 1041473086784 1052739021617 1093311113728 1161643058336 1281813029888 1610071444826 1633150198784 1776630559808 1887669969796 1960419928064 1981626393632 2082946173568 2105478043234 2186622227456 2323286116672 2563626059776 3220142889652 3266300397568 3553261119616 3775339939592 3963252787264 4165892347136 4210956086468 4373244454912 4646572233344 6440285779304 7106522239232 7550679879184 7926505574528 8331784694272 8421912172936 9293144466688 12880571558608 13685607281021 14213044478464 15101359758368 15853011149056 16663569388544 16843824345872 18586288933376 25761143117216 27371214562042 28426088956928 30202719516736 31706022298112 33327138777088 33687648691744 37172577866752 51522286234432 54742429124084 56852177913856 60405439033472 63412044596224 67375297383488 74345155733504 103044572468864 109484858248168 120810878066944 126824089192448 134750594766976 206089144937728 218969716496336 241621756133888 269501189533952 412178289875456 437939432992672 483243512267776 539002379067904 824356579750912 875878865985344 966487024535552 1078004758135808 1648713159501824 1751757731970688 2156009516271616 3503515463941376 7007030927882752 14014061855765504 28028123711531008
• Sum of all divisors σ(n): 66191011824302820
• Sum of proper divisors (its aliquot sum) s(n): 38162888112771812
• 28028123711531008 is an abundant number, because the sum of its proper divisors (38162888112771812) is greater than itself. Its abundance is 10134764401240804

Bases of 28028123711531008

• Binary: 1100011100100110110111000010101100010111110100000000000₂
• Hexadecimal: 0x63936E158BE800
• Base-36: 7NZ52A14WSG

Squares and roots of 28028123711531008

• 28028123711531008 squared (28028123711531008²) is 785575718788886727352343345496064
• 28028123711531008 cubed (28028123711531008³) is 22018213430989811277480055936629209590778677952512
• The square root of 28028123711531008 is 167416019.8772238403
• The cube root of 28028123711531008 is 303760.5300158239

Scales and comparisons

• 28,028,123,711,531,008 seconds is equal to 891,207,637 years, 18 weeks, 13 hours, 43 minutes, 28 seconds.
• To count from 1 to 28,028,123,711,531,008 would take you about two billion, six hundred seventy-three million, six hundred twenty-two thousand, nine hundred twelve 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 28028123711531008 cubic inches would be around 25313.4 feet tall.

Recreational maths with 28028123711531008

• 28028123711531008 backwards is 80013511732182082
• 28028123711531008 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 28028123711531008's digits is 52
• More coming soon!