21708509229990

Names of 21708509229990

• Cardinal: 21708509229990 can be written as Twenty-one trillion, seven hundred eight billion, five hundred nine million, two hundred twenty-nine thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 2.170850922999 × 10¹³

Factors of 21708509229990

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 52

Divisors of 21708509229990

• Number of divisors d(n): 600
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 27 30 31 33 45 54 55 62 66 81 90 93 99 110 121 135 155 162 165 186 198 242 243 270 279 297 310 330 341 363 405 465 486 495 558 594 605 682 726 729 810 837 891 930 990 1023 1089 1210 1215 1331 1395 1458 1485 1674 1705 1782 1815 2046 2178 2187 2430 2511 2662 2673 2790 2970 3069 3267 3410 3630 3645 3751 3993 4185 4374 4455 5022 5115 5346 5445 6138 6534 6561 6655 7290 7502 7533 7986 8019 8370 8910 9207 9801 10230 10890 10935 11253 11979 12555 13122 13310 13365 14641 15066 15345 16038 16335 18414 18755 19602 19683 19965 21870 22506 22599 23958 24057 25110 26730 27621 29282 29403 30690 32670 32805 33759 35937 37510 37665 39366 39930 40095 41261 43923 45198 46035 48114 49005 55242 56265 58806 59049 59895 65610 67518 67797 71874 72171 73205 75330 80190 82522 82863 87846 88209 92070 98010 98415 101277 107811 112530 112995 118098 119790 120285 123783 131769 135594 138105 144342 146410 147015 165726 168795 176418 177147 179685 196830 202554 203391 206305 215622 216513 219615 225990 240570 247566 248589 263538 264627 276210 294030 295245 303831 323433 337590 338985 354294 359370 360855 371349 395307 406782 412610 414315 433026 439230 441045 453871 497178 506385 529254 531441 539055 590490 607662 610173 618915 646866 649539 658845 677970 721710 742698 745767 790614 793881 828630 882090 885735 907742 911493 970299 1012770 1016955 1062882 1078110 1082565 1114047 1185921 1220346 1237830 1242945 1299078 1317690 1323135 1361613 1491534 1519155 1587762 1594323 1617165 1771470 1822986 1830519 1856745 1940598 1948617 1976535 2033910 2165130 2228094 2237301 2269355 2371842 2381643 2485890 2646270 2657205 2723226 2734479 2910897 3038310 3050865 3188646 3234330 3247695 3342141 3557763 3661038 3713490 3728835 3897234 3953070 3969405 4084839 4474602 4538710 4557465 4763286 4782969 4851495 5314410 5468958 5491557 5570235 5821794 5845851 5929605 6101730 6495390 6684282 6711903 6808065 7115526 7144929 7457670 7938810 7971615 8169678 8203437 8732691 9114930 9152595 9565938 9702990 9743085 10026423 10673289 10983114 11140470 11186505 11691702 11859210 11908215 12254517 13423806 13616130 13672395 14289858 14554485 15943230 16406874 16474671 16710705 17465382 17537553 17788815 18305190 19486170 20052846 20135709 20424195 21346578 21434787 22373010 23816430 23914845 24509034 24610311 26198073 27344790 27457785 29108970 29229255 30079269 32019867 32949342 33421410 33559515 35075106 35577630 35724645 36763551 40271418 40848390 41017185 42869574 43663455 47829690 49220622 49424013 50132115 52396146 52612659 53366445 54915570 58458510 60158538 60407127 61272585 64039734 64304361 67119030 71449290 73527102 73830933 78594219 82034370 82373355 87326910 87687765 90237807 96059601 98848026 100264230 100678545 105225318 106732890 107173935 110290653 120814254 122545170 123051555 128608722 130990365 147661866 148272039 150396345 157188438 160099335 164746710 175375530 180475614 181221381 183817755 192119202 192913083 201357090 214347870 220581306 221492799 235782657 246103110 247120065 261980730 263063295 270713421 288178803 296544078 300792690 302035635 320198670 321521805 330871959 362442762 367635510 369154665 385826166 392971095 442985598 451189035 471565314 480298005 494240130 526126590 541426842 543664143 551453265 576357606 578739249 604071270 643043610 661743918 664478397 707347971 738309330 741360195 785942190 812140263 864536409 902378070 906106905 960596010 964565415 992615877 1087328286 1102906530 1107463995 1157478498 1178913285 1328956794 1353567105 1414695942 1440894015 1482720390 1624280526 1630992429 1654359795 1729072818 1812213810 1929130830 1985231754 1993435191 2122043913 2214927990 2357826570 2436420789 2593609227 2707134210 2718320715 2881788030 2893696245 2977847631 3261984858 3308719590 3322391985 3536739855 3986870382 4060701315 4244087826 4322682045 4872841578 4963079385 5187218454 5436641430 5787392490 5955695262 5980305573 6366131739 6644783970 7073479710 7309262367 7780827681 8121402630 8154962145 8645364090 8933542893 9926158770 9967175955 10610219565 11960611146 12182103945 12732263478 12968046135 14618524734 14889238155 15561655362 16309924290 17867085786 17940916719 19934351910 21220439130 21927787101 23342483043 24364207890 25936092270 26800628679 29778476310 29901527865 31830658695 35881833438 36546311835 38904138405 43855574202 44667714465 46684966086 53601257358 59803055730 63661317390 65783361303 70027449129 73092623670 77808276810 80401886037 89335428930 89704583595 109638935505 116712415215 131566722606 134003143395 140054898258 160803772074 179409167190 197350083909 219277871010 233424830430 241205658111 268006286790 328916806515 350137245645 394700167818 402009430185 482411316222 657833613030 700274491290 723616974333 804018860370 986750419545 1206028290555 1447233948666 1973500839090 2170850922999 2412056581110 3618084871665 4341701845998 7236169743330 10854254614995 21708509229990
• Sum of all divisors σ(n): 66553669765440
• Sum of proper divisors (its aliquot sum) s(n): 44845160535450
• 21708509229990 is an abundant number, because the sum of its proper divisors (44845160535450) is greater than itself. Its abundance is 23136651305460

Bases of 21708509229990

• Binary: 100111011111001100111111110110011001110100110₂
• Hexadecimal: 0x13BE67FB33A6
• Base-36: 7P0R1WCDI

Squares and roots of 21708509229990

• 21708509229990 squared (21708509229990²) is 471259372988561022715400100
• 21708509229990 cubed (21708509229990³) is 10230338448241477052305617123765768999000
• The square root of 21708509229990 is 4659239.1256502387
• The cube root of 21708509229990 is 27896.0898713839

Scales and comparisons

• 21,708,509,229,990 seconds is equal to 690,263 years, 23 weeks, 20 hours, 46 minutes, 30 seconds.
• To count from 1 to 21,708,509,229,990 would take you about one million, seven hundred twenty-five thousand, six hundred fifty-eight 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 21708509229990 cubic inches would be around 2324.7 feet tall.

Recreational maths with 21708509229990

• 21708509229990 backwards is 09992290580712
• The number of decimal digits it has is: 14
• The sum of 21708509229990's digits is 63
• More coming soon!