820166954796420

Names of 820166954796420

• Cardinal: 820166954796420 can be written as Eight hundred twenty trillion, one hundred sixty-six billion, nine hundred fifty-four million, seven hundred ninety-six thousand, four hundred twenty.

Scientific notation

• Scientific notation: 8.2016695479642 × 10¹⁴

Factors of 820166954796420

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 174821

Divisors of 820166954796420

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 31 33 35 42 44 55 60 62 66 70 77 84 93 105 110 124 132 140 154 155 165 186 210 217 220 231 308 310 330 341 372 385 420 434 462 465 620 651 660 682 770 868 924 930 1023 1085 1155 1302 1364 1540 1705 1860 2046 2170 2310 2387 2604 3255 3410 4092 4340 4620 4774 5115 6510 6820 7161 9548 10230 11935 13020 14322 20460 23870 28644 35805 43691 47740 71610 87382 131071 131073 143220 174764 218455 262142 262146 305837 393213 436910 480601 524284 524292 611674 655355 655365 786426 873820 917497 917511 961202 1223348 1310710 1310730 1354421 1441781 1441803 1529185 1572852 1834994 1835022 1922404 1966065 2403005 2621420 2621460 2708842 2752491 2883562 2883606 3058370 3364207 3669988 3670044 3932130 4063201 4063263 4325343 4587485 4587555 4806010 5417684 5504982 5767124 5767212 6116740 6728414 6772105 7208905 7209015 7864260 8126402 8126526 8650686 9174970 9175110 9480947 9612020 10092467 10092621 11009964 12189603 13456828 13544210 13762455 14417810 14418030 14898631 16252804 16253052 16821035 17301372 18349940 18350220 18961894 20184934 20185242 20316005 20316315 21626715 24379206 27088420 27524910 28442407 28442841 28835620 28836060 29797262 30277401 33642070 37923788 40369868 40370484 40632010 40632630 43253430 44695211 44695893 47404735 48758412 50462335 50463105 55049820 56884814 56885682 59594524 60554802 60948015 67284140 74493155 81264020 81265260 85327221 86506860 89390422 89391786 94809470 100924670 100926210 104290417 113769628 113771364 121109604 121896030 134085633 142212035 142214205 148986310 151387005 170654442 178780844 178783572 189618940 201849340 201852420 208580834 223476055 223479465 243792060 268171266 284424070 284428410 297972620 302774010 312866477 312871251 341308884 417161668 426636105 446952110 446958930 521452085 536342532 568848140 568856820 605548020 625732954 625742502 670428165 853272210 893904220 893917860 938599431 1042904170 1251465908 1251485004 1340856330 1564332385 1564356255 1706544420 1877198862 2085808340 2681712660 3128664770 3128712510 3754397724 4692997155 5726623061 6257329540 6257425020 9385994310 11453246122 17179869183 18771988620 22906492244 28633115305 34359738366 40086361427 57266230610 62992853671 68719476732 80172722854 85899345915 114532461220 120259084281 125985707342 160345445708 171798691830 177525314891 188978561013 200431807135 240518168562 251971414684 314964268355 343597383660 355050629782 377957122026 400863614270 440949975697 481036337124 532575944673 601295421405 629928536710 710101259564 755914244052 801727228540 881899951394 887626574455 944892805065 1065151889346 1202590842810 1242677204237 1259857073420 1322849927091 1763799902788 1775253148910 1889785610130 1952778463801 2130303778692 2204749878485 2405181685620 2485354408474 2645699854182 2662879723365 3550506297820 3728031612711 3779571220260 3905556927602 4409499756970 4970708816948 5291399708364 5325759446730 5858335391403 6213386021185 6614249635455 7456063225422 7811113855204 8818999513940 9763892319005 10651518893460 11716670782806 12426772042370 13228499270910 13669449246607 14912126450844 18640158063555 19527784638010 23433341565612 24853544084740 26456998541820 27338898493214 29291676957015 37280316127110 39055569276020 41008347739821 54677796986428 58583353914030 68347246233035 74560632254220 82016695479642 117166707828060 136694492466070 164033390959284 205041738699105 273388984932140 410083477398210 820166954796420
• Sum of all divisors σ(n): 2955577449775104
• Sum of proper divisors (its aliquot sum) s(n): 2135410494978684
• 820166954796420 is an abundant number, because the sum of its proper divisors (2135410494978684) is greater than itself. Its abundance is 1315243540182264

Bases of 820166954796420

• Binary: 10111010011110111111111111111111110100010110000100₂
• Hexadecimal: 0x2E9EFFFFF4584
• Base-36: 82Q3HWSW3O

Squares and roots of 820166954796420

• 820166954796420 squared (820166954796420²) is 672673833740032847643644816400
• 820166954796420 cubed (820166954796420³) is 551704849789796063179071207045028850277288000
• The square root of 820166954796420 is 28638557.1353799177
• The cube root of 820166954796420 is 93605.3681599737

Scales and comparisons

• 820,166,954,796,420 seconds is equal to 26,078,772 years, 11 weeks, 2 days, 22 hours, 7 minutes.
• To count from 1 to 820,166,954,796,420 would take you about sixty-five million, one hundred ninety-six thousand, nine hundred thirty 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 820166954796420 cubic inches would be around 7800.4 feet tall.

Recreational maths with 820166954796420

• 820166954796420 backwards is 024697459661028
• The number of decimal digits it has is: 15
• The sum of 820166954796420's digits is 69
• More coming soon!