20711742870

Names of 20711742870

• Cardinal: 20711742870 can be written as Twenty billion, seven hundred eleven million, seven hundred forty-two thousand, eight hundred seventy.

Scientific notation

• Scientific notation: 2.071174287 × 10¹⁰

Factors of 20711742870

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 359

Divisors of 20711742870

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 19 21 26 29 30 35 38 39 42 49 57 58 65 70 78 87 91 95 98 105 114 130 133 145 147 174 182 190 195 203 210 245 247 266 273 281 285 290 294 343 377 390 399 406 435 455 490 494 546 551 562 570 609 637 665 686 735 741 754 798 843 870 910 931 1015 1029 1102 1131 1218 1235 1274 1330 1365 1405 1421 1470 1482 1653 1686 1715 1729 1862 1885 1911 1967 1995 2030 2058 2262 2470 2639 2730 2755 2793 2810 2842 3045 3185 3306 3430 3458 3653 3705 3770 3822 3857 3934 3990 4215 4263 4459 4655 5145 5187 5278 5339 5510 5586 5655 5901 6090 6370 6517 7105 7163 7306 7410 7714 7917 8149 8265 8430 8526 8645 8918 9310 9555 9835 9947 10290 10374 10678 10959 11310 11571 11802 12103 13034 13195 13377 13769 13965 14210 14326 15834 16017 16298 16530 17290 18265 18473 19110 19285 19551 19670 19894 21315 21489 21918 22295 23142 24206 24447 25571 25935 26390 26695 26754 26999 27538 27930 29505 29841 32034 32585 35815 36309 36530 36946 37373 38570 39102 39585 40745 41307 42630 42978 44590 48894 49735 50141 51142 51870 53390 53998 54795 55419 57043 57855 59010 59682 60515 65170 66885 68845 69407 71630 72618 74746 76713 79170 80085 80997 81490 82614 84721 92365 96383 97755 99470 100282 105937 107445 109590 110838 112119 114086 115710 121030 122235 127855 129311 133770 134995 137690 138814 149205 150423 153426 154831 160170 161994 169442 171129 178997 181545 184730 186865 188993 192766 195510 206535 208221 211874 214890 224238 244470 250705 254163 255710 258622 261611 269990 277095 285215 289149 298410 300846 309662 317811 342258 347035 350987 357994 363090 373730 377986 383565 387933 399301 404985 413070 416442 423605 464493 481915 485849 501410 508326 523222 529685 536991 554190 560595 566979 570430 578298 635622 646555 694070 701974 741559 752115 767130 774155 775866 784833 798602 809970 847210 855645 894985 928986 944965 963830 971698 1041105 1052961 1059370 1073982 1083817 1121190 1133958 1197903 1252979 1270815 1293110 1308055 1445745 1457547 1483118 1504230 1548310 1569666 1589055 1711290 1754935 1789970 1831277 1889930 1939665 1996505 2012803 2082210 2105922 2167634 2224677 2322465 2395806 2429245 2456909 2505958 2541630 2616110 2684955 2795107 2834895 2891490 2915094 3178110 3251451 3400943 3509870 3662554 3707795 3758937 3879330 3924165 3993010 4025606 4449354 4644930 4858490 4913818 5190913 5264805 5369910 5419085 5493831 5590214 5669790 5989515 6038409 6264895 6502902 6801886 7287735 7370727 7415590 7517874 7586719 7848330 8385321 9156385 10064015 10202829 10381826 10529610 10838170 10987662 11123385 11979030 12076818 12284545 12529790 13975535 14089621 14575470 14741454 15173438 15572739 16257255 16770642 17004715 18312770 18794685 20128030 20405658 22246770 22760157 23806601 24569090 25954565 27469155 27951070 28179242 30192045 31145478 32514510 34009430 36336391 36853635 37589370 37933595 41926605 42268863 45520314 47613202 51014145 51909130 53107033 54938310 60384090 70448105 71419803 72672782 73707270 75867190 77863695 83853210 84537726 98627347 102028290 106214066 109009173 113800785 119033005 140896210 142839606 155727390 159321099 181681955 197254694 211344315 218018346 227601570 238066010 265535165 295882041 318642198 357099015 363363910 422688630 493136735 531070330 545045865 591764082 690391429 714198030 796605495 986273470 1090091730 1380782858 1479410205 1593210990 2071174287 2958820410 3451957145 4142348574 6903914290 10355871435 20711742870
• Sum of all divisors σ(n): 68221440000
• Sum of proper divisors (its aliquot sum) s(n): 47509697130
• 20711742870 is an abundant number, because the sum of its proper divisors (47509697130) is greater than itself. Its abundance is 26797954260

Bases of 20711742870

• Binary: 10011010010100001000001110110010110₂
• Hexadecimal: 0x4D2841D96
• Base-36: 9IJ8J2U

Squares and roots of 20711742870

• 20711742870 squared (20711742870²) is 428976292712995836900
• 20711742870 cubed (20711742870³) is 8884846671997424481253257903000
• The square root of 20711742870 is 143915.7492076527
• The cube root of 20711742870 is 2746.2424878081

Scales and comparisons

• 20,711,742,870 seconds is equal to 658 years, 29 weeks, 4 days, 5 hours, 54 minutes, 30 seconds.
• To count from 1 to 20,711,742,870 would take you about one thousand, three hundred seventeen 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 20711742870 cubic inches would be around 228.9 feet tall.

Recreational maths with 20711742870

• 20711742870 backwards is 07824711702
• 20711742870 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20711742870's digits is 39
• More coming soon!