77428498364719128

Names of 77428498364719128

• Cardinal: 77428498364719128 can be written as Seventy-seven quadrillion, four hundred twenty-eight trillion, four hundred ninety-eight billion, three hundred sixty-four million, seven hundred nineteen thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 7.7428498364719128 × 10¹⁶

Factors of 77428498364719128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 201540

Divisors of 77428498364719128

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 72 73 88 99 108 121 132 146 198 216 219 242 264 292 297 363 396 438 484 584 594 657 726 792 803 876 968 1089 1188 1314 1452 1606 1752 1971 2178 2376 2409 2628 2904 3212 3267 3942 4356 4818 5256 6424 6534 7227 7884 8712 8833 9636 13068 14454 15768 17666 19272 21681 26136 26499 28908 35332 43362 52998 57816 70664 79497 86724 105996 158994 173448 201451 211992 238491 317988 402902 476982 604353 635976 805804 953964 1208706 1611608 1813059 1907928 2215961 2417412 3626118 4431922 4834824 5439177 6647883 7252236 8863844 10878354 13295766 14504472 14705923 17727688 19943649 21756708 24375571 26591532 29411846 39887298 43513416 44117769 48751142 53183064 58823692 59830947 73126713 79774596 88235538 97502284 117647384 119661894 132353307 146253426 159549192 161765153 176471076 195004568 219380139 239323788 264706614 292506852 323530306 352942152 397059921 438760278 478647576 485295459 529413228 585013704 647060612 658140417 794119842 877520556 970590918 1058826456 1294121224 1316280834 1455886377 1588239684 1755041112 1779416683 1941181836 2632561668 2911772754 3176479368 3558833366 3882363672 4367659131 5265123336 5338250049 5823545508 7117666732 8735318262 10676500098 11647091016 14235333464 16014750147 17470636524 21353000196 32029500294 34941273048 40582505401 42706000392 48044250441 64059000588 81165010802 96088500882 121747516203 128118001176 162330021604 192177001764 243495032406 324660043208 365242548609 384354003528 446407559411 486990064812 730485097218 892815118822 973980129624 1095727645827 1339222678233 1460970194436 1785630237644 2191455291654 2678445356466 2921940388872 2962522894273 3571260475288 4017668034699 4382910583308 4910483153521 5356890712932 5925045788546 8035336069398 8765821166616 8887568682819 9820966307042 10713781425864 11850091577092 12053004104097 14731449460563 16070672138796 17775137365638 19641932614084 23700183154184 24106008208194 26662706048457 29462898921126 32141344277592 32587751837003 35550274731276 39283865228168 44194348381689 48212016416388 53325412096914 58925797842252 65175503674006 71100549462552 79988118145371 88388696763378 96424032832776 97763255511009 106650824193828 117851595684504 130351007348012 132583045145067 159976236290742 176777393526756 195526511022018 213301648387656 260702014696024 265166090290134 293289766533027 319952472581484 353554787053512 358465270207033 391053022044036 530332180580268 586579533066054 639904945162968 716930540414066 782106044088072 879869299599081 1060664361160536 1075395810621099 1173159066132108 1433861080828132 1759738599198162 2150791621242198 2346318132264216 2867722161656264 3226187431863297 3519477198396324 4301583242484396 6452374863726594 7038954396792648 8603166484968792 9678562295589891 12904749727453188 19357124591179782 25809499454906376 38714249182359564 77428498364719128
• Sum of all divisors σ(n): 239649000508335600
• Sum of proper divisors (its aliquot sum) s(n): 162220502143616472
• 77428498364719128 is an abundant number, because the sum of its proper divisors (162220502143616472) is greater than itself. Its abundance is 84792003778897344

Bases of 77428498364719128

• Binary: 100010011000101001100111100011100100001010110000000011000₂
• Hexadecimal: 0x11314CF1C856018
• Base-36: L6E413HRO60

Squares and roots of 77428498364719128

• 77428498364719128 squared (77428498364719128²) is 5995172359015312678839530329080384
• 77428498364719128 cubed (77428498364719128³) is 464197193196226454712668995279837407934982694385152
• The square root of 77428498364719128 is 278259767.7795320953
• The cube root of 77428498364719128 is 426219.7914437193

Scales and comparisons

• 77,428,498,364,719,128 seconds is equal to 2,461,986,745 years, 48 weeks, 1 day, 13 hours, 58 minutes, 48 seconds.
• To count from 1 to 77,428,498,364,719,128 would take you about seven billion, three hundred eighty-five million, nine hundred sixty thousand, two hundred thirty-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 77428498364719128 cubic inches would be around 35518.3 feet tall.

Recreational maths with 77428498364719128

• 77428498364719128 backwards is 82191746389482477
• The number of decimal digits it has is: 17
• The sum of 77428498364719128's digits is 90
• More coming soon!