390129163878020

Names of 390129163878020

• Cardinal: 390129163878020 can be written as Three hundred ninety trillion, one hundred twenty-nine billion, one hundred sixty-three million, eight hundred seventy-eight thousand and twenty.

Scientific notation

• Scientific notation: 3.9012916387802 × 10¹⁴

Factors of 390129163878020

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5204

Divisors of 390129163878020

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 53 70 98 106 140 196 212 245 265 271 343 371 490 530 542 686 742 980 1033 1060 1084 1355 1372 1484 1715 1855 1897 2066 2597 2710 3430 3710 3794 3833 4132 5165 5194 5420 6860 7231 7420 7588 7666 9485 10330 10388 12985 13279 14363 14462 15332 18179 18970 19165 20660 25970 26558 26831 28726 28924 36155 36358 37940 38330 50617 51940 53116 53662 54749 57452 66395 71815 72310 72716 76660 90895 92953 100541 101234 107324 109498 132790 134155 143630 144620 181790 185906 187817 201082 202468 203149 218996 253085 265580 268310 273745 279943 287260 354319 363580 371812 375634 383243 402164 406298 464765 502705 506170 536620 547490 559886 703787 708638 751268 766486 812596 929530 939085 1005410 1012340 1015745 1038743 1094980 1119772 1314719 1399715 1407574 1417276 1422043 1532972 1771595 1859060 1878170 1916215 1959601 2010820 2031490 2077486 2629438 2682701 2799430 2815148 2844086 3518935 3543190 3756340 3832430 3919202 3959489 4062980 4154972 4926509 5193715 5258876 5365402 5598860 5688172 6573595 7037870 7086380 7110215 7271201 7664860 7838404 7918978 9798005 9853018 9954301 10387430 10730804 13147190 13413505 13717207 14075740 14220430 14542402 14836979 15837956 18778907 19596010 19706036 19797445 19908602 20774860 24632545 26294380 26827010 27434414 27716423 28440860 29084804 29673958 36356005 37557814 39192020 39594890 39817204 49265090 49771505 50898407 53654020 54868828 55053379 55432846 59347916 68586035 69680107 72712010 74184895 75115628 79189780 93894535 96020449 98530180 99543010 101796814 103858853 110106758 110865692 137172070 138582115 139360214 145424020 148369790 187789070 192040898 194014961 199086020 203593628 207717706 209852917 220213516 254492035 274344140 275266895 277164230 278720428 296739580 348400535 356288849 375578140 384081796 385373653 388029922 415435412 419705834 480102245 508984070 519294265 550533790 554328460 696801070 712577698 727011971 770747306 776059844 839411668 960204490 970074805 1017968140 1038588530 1049264585 1073021519 1101067580 1358104727 1393602140 1425155396 1454023942 1468970419 1541494612 1781444245 1920408980 1926868265 1940149610 2077177060 2098529170 2146043038 2697615571 2716209454 2908047884 2937940838 3562888490 3635059855 3853736530 3880299220 4197058340 4292086076 5089083797 5365107595 5395231142 5432418908 5875881676 6790523635 7125776980 7270119710 7344852095 7511150633 7707473060 10178167594 10282792933 10730215190 10790462284 13488077855 13581047270 14540239420 14689704190 15022301266 18883308997 20356335188 20565585866 21460430380 25445418985 26976155710 27162094540 29379408380 30044602532 37555753165 37766617994 41131171732 50890837970 51413964665 52578054431 53952311420 56870140507 71979550531 75111506330 75533235988 94416544985 101781675940 102827929330 105156108862 113740281014 143959101062 150223012660 188833089970 205655858660 210312217724 227480562028 262890272155 284350702535 287918202124 359897752655 368046381017 377666179940 398090983549 525780544310 568701405070 719795505310 736092762034 796181967098 1051561088620 1137402810140 1439591010620 1472185524068 1592363934196 1840231905085 1990454917745 2786636884843 3680463810170 3980909835490 5573273769686 7360927620340 7961819670980 11146547539372 13933184424215 19506458193901 27866368848430 39012916387802 55732737696860 78025832775604 97532290969505 195064581939010 390129163878020
• Sum of all divisors σ(n): 978238143590400
• Sum of proper divisors (its aliquot sum) s(n): 588108979712380
• 390129163878020 is an abundant number, because the sum of its proper divisors (588108979712380) is greater than itself. Its abundance is 197979815834360

Bases of 390129163878020

• Binary: 1011000101101001000000110001110101011111010000100₂
• Hexadecimal: 0x162D2063ABE84
• Base-36: 3UAEV3C41W

Squares and roots of 390129163878020

• 390129163878020 squared (390129163878020²) is 152200764508162985165439120400
• 390129163878020 cubed (390129163878020³) is 59377956999165047323631444804067081693608000
• The square root of 390129163878020 is 19751687.6210115271
• The cube root of 390129163878020 is 73069.5005754701

Scales and comparisons

• 390,129,163,878,020 seconds is equal to 12,404,900 years, 34 weeks, 3 days, 4 hours, 20 minutes, 20 seconds.
• To count from 1 to 390,129,163,878,020 would take you about thirty-one million, twelve thousand, two hundred fifty-one 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 390129163878020 cubic inches would be around 6089.1 feet tall.

Recreational maths with 390129163878020

• 390129163878020 backwards is 020878361921093
• The number of decimal digits it has is: 15
• The sum of 390129163878020's digits is 59
• More coming soon!