71728768760220

Names of 71728768760220

• Cardinal: 71728768760220 can be written as Seventy-one trillion, seven hundred twenty-eight billion, seven hundred sixty-eight million, seven hundred sixty thousand, two hundred twenty.

Scientific notation

• Scientific notation: 7.172876876022 × 10¹³

Factors of 71728768760220

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 34

Divisors of 71728768760220

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 18 20 22 26 30 33 36 39 44 45 52 55 60 65 66 78 90 99 110 117 121 130 132 143 156 165 169 180 195 198 220 234 242 260 286 330 338 363 390 396 429 468 484 495 507 572 585 605 660 676 715 726 780 845 858 990 1014 1089 1170 1210 1287 1331 1430 1452 1521 1573 1690 1716 1815 1859 1980 2028 2145 2178 2340 2420 2535 2574 2662 2860 3042 3146 3380 3630 3718 3993 4290 4356 4719 5070 5148 5324 5445 5577 6084 6292 6435 6655 7260 7436 7605 7865 7986 8580 9295 9438 10140 10890 11154 11979 12870 13310 14157 14641 15210 15730 15972 16731 17303 18590 18876 19965 20449 21780 22308 23595 23958 25740 26620 27885 28314 29282 30420 31460 33462 34606 37180 39930 40898 43923 47190 47916 51909 55770 56628 58564 59895 61347 66924 69212 70785 73205 79860 81796 83655 86515 87846 94380 102245 103818 111540 119790 122694 131769 141570 146410 155727 161051 167310 173030 175692 184041 190333 204490 207636 219615 224939 239580 245388 259545 263538 283140 292820 306735 311454 322102 334620 346060 368082 380666 408980 439230 449878 483153 519090 527076 570999 613470 622908 644204 658845 674817 736164 761332 778635 805255 878460 899756 920205 951665 966306 1038180 1124695 1141998 1226940 1317690 1349634 1449459 1557270 1610510 1712997 1771561 1840410 1903330 1932612 2024451 2093663 2249390 2283996 2415765 2474329 2635380 2699268 2854995 2898918 3114540 3221020 3374085 3425994 3543122 3680820 3806660 4048902 4187326 4498780 4831530 4948658 5314683 5709990 5797836 6280989 6748170 6851988 7086244 7247295 7422987 8097804 8374652 8564985 8857805 9663060 9897316 10122255 10468315 10629366 11419980 12371645 12561978 13496340 14494590 14845974 15944049 17129970 17715610 18842967 19487171 20244510 20936630 21258732 22268961 23030293 24743290 25123956 26573415 27217619 28989180 29691948 31404945 31888098 34259940 35431220 37114935 37685934 38974342 40489020 41873260 44537922 46060586 49486580 53146830 54435238 58461513 62809890 63776196 69090879 74229870 75371868 77948684 79720245 81652857 89075844 92121172 94214835 97435855 106293660 108870476 111344805 115151465 116923026 125619780 136088095 138181758 148459740 159440490 163305714 175384539 188429670 194871710 207272637 214358881 222689610 230302930 233846052 244958571 253333223 272176190 276363516 292307565 299393809 318880980 326611428 345454395 350769078 376859340 389743420 408264285 414545274 428717762 445379220 460605860 489917142 506666446 544352380 584615130 598787618 643076643 690908790 701538156 759999669 816528570 829090548 857435524 876922695 898181427 979834284 1013332892 1036363185 1071794405 1169230260 1197575236 1224792855 1266666115 1286153286 1381817580 1496969045 1519999338 1633057140 1753845390 1796362854 1929229929 2072726370 2143588810 2279999007 2357947691 2449585710 2533332230 2572306572 2694544281 2786665453 2993938090 3039998676 3215383215 3293331899 3507690780 3592725708 3799998345 3858459858 4145452740 4287177620 4490907135 4559998014 4715895382 4899171420 5066664460 5389088562 5573330906 5987876180 6430766430 6586663798 7073843073 7599996690 7716919716 8359996359 8981814270 9119996028 9431790764 9646149645 9879995697 10778177124 11146661812 11399995035 11789738455 12861532860 13173327596 13472721405 13933327265 14147686146 15199993380 16466659495 16719992718 17963628540 19292299290 19759991394 21221529219 22799990070 23579476910 25079989077 26945442810 27866654530 28295372292 29639987091 30653319983 32933318990 33439985436 35369215365 36226650889 38584598580 39519982788 41799981795 42443058438 45599980140 47158953820 49399978485 50159978154 53890885620 55733309060 59279974182 61306639966 65866637980 70738430730 72453301778 83599963590 84886116876 91959959949 98799956970 100319956308 106107646095 108679952667 118559948364 122613279932 125399945385 141476861460 144906603556 148199935455 153266599915 167199927180 181133254445 183919919898 197599913940 212215292190 217359905334 250799890770 275879879847 296399870910 306533199830 326039858001 362266508890 367839839796 398493159779 424430584380 434719810668 459799799745 501599781540 543399763335 551759759694 592799741820 613066399660 652079716002 724533017780 796986319558 919599599490 1086799526670 1103519519388 1195479479337 1304159432004 1379399399235 1593972639116 1630199290005 1839199198980 1992465798895 2173599053340 2390958958674 2758798798470 3260398580010 3586438438011 3984931597790 4781917917348 5517597596940 5977397396685 6520797160020 7172876876022 7969863195580 11954794793370 14345753752044 17932192190055 23909589586740 35864384380110 71728768760220
• Sum of all divisors σ(n): 259161559118280
• Sum of proper divisors (its aliquot sum) s(n): 187432790358060
• 71728768760220 is an abundant number, because the sum of its proper divisors (187432790358060) is greater than itself. Its abundance is 115704021597840

Bases of 71728768760220

• Binary: 10000010011110010100111110010000011100110011100₂
• Hexadecimal: 0x413CA7C8399C
• Base-36: PFBQOXRJ0

Squares and roots of 71728768760220

• 71728768760220 squared (71728768760220²) is 5145016267857112595854448400
• 71728768760220 cubed (71728768760220³) is 369045682144692953688255628672039962648000
• The square root of 71728768760220 is 8469283.8398662729
• The cube root of 71728768760220 is 41549.3714938011

Scales and comparisons

• 71,728,768,760,220 seconds is equal to 2,280,752 years, 50 weeks, 4 days, 20 hours, 57 minutes.
• To count from 1 to 71,728,768,760,220 would take you about five million, seven hundred one thousand, eight hundred eighty-two 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 71728768760220 cubic inches would be around 3462.4 feet tall.

Recreational maths with 71728768760220

• 71728768760220 backwards is 02206786782717
• The number of decimal digits it has is: 14
• The sum of 71728768760220's digits is 63
• More coming soon!