399378068964

Names of 399378068964

• Cardinal: 399378068964 can be written as Three hundred ninety-nine billion, three hundred seventy-eight million, sixty-eight thousand, nine hundred sixty-four.

Scientific notation

• Scientific notation: 3.99378068964 × 10¹¹

Factors of 399378068964

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 678

Divisors of 399378068964

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 23 27 28 36 42 46 49 54 63 69 81 84 92 98 108 126 138 147 161 162 189 196 207 243 252 276 294 322 324 343 378 414 441 483 486 567 588 621 643 644 686 729 756 828 882 966 972 1029 1127 1134 1242 1286 1323 1372 1449 1458 1701 1764 1863 1929 1932 2058 2187 2254 2268 2484 2572 2646 2898 2916 3087 3381 3402 3726 3858 3969 4116 4347 4374 4501 4508 5103 5292 5589 5787 5796 6174 6561 6762 6804 7452 7716 7889 7938 8694 8748 9002 9261 10143 10206 11178 11574 11907 12348 13041 13122 13503 13524 14789 15309 15778 15876 16767 17361 17388 18004 18522 19683 20286 20412 22356 23148 23667 23814 26082 26244 27006 27783 29578 30429 30618 31507 31556 33534 34722 35721 37044 39123 39366 40509 40572 44367 45927 47334 47628 50301 52083 52164 54012 55566 59156 60858 61236 63014 67068 69444 71001 71442 78246 78732 81018 83349 88734 91287 91854 94521 94668 100602 103523 104166 107163 111132 117369 121527 121716 126028 133101 137781 142002 142884 150903 156249 156492 162036 166698 177468 182574 183708 189042 201204 207046 208332 213003 214326 220549 234738 243054 250047 266202 273861 275562 283563 284004 301806 310569 312498 321489 333396 352107 364581 365148 378084 399303 414092 426006 428652 441098 452709 468747 469476 486108 500094 532404 547722 551124 567126 603612 621138 624996 639009 642978 661647 704214 724661 729162 750141 798606 821583 850689 852012 882196 905418 931707 937494 964467 1000188 1056321 1093743 1095444 1134252 1197909 1242276 1278018 1285956 1323294 1406241 1408428 1449322 1458324 1500282 1597212 1643166 1701378 1810836 1863414 1874988 1917027 1928934 1984941 2112642 2173983 2187486 2250423 2395818 2464749 2552067 2556036 2646588 2795121 2812482 2898644 3000564 3168963 3281229 3286332 3402756 3593727 3726828 3834054 3857868 3969882 4218723 4225284 4347966 4374972 4500846 4791636 4929498 5072627 5104134 5590242 5624964 5751081 5954823 6337926 6521949 6562458 6751269 7187454 7394247 7656201 7668108 7939764 8385363 8437446 8695932 9001692 9843687 9858996 10145254 10208268 10781181 11180484 11502162 11909646 12656169 12675852 13043898 13124916 13502538 14374908 14788494 15217881 15312402 16770726 16874892 17253243 17864469 19565847 19687374 20290508 21562362 22182741 22968603 23004324 23819292 25156089 25312338 26087796 27005076 29531061 29576988 30435762 30624804 32343543 33541452 34506486 35728938 39131694 39374748 43124724 44365482 45653643 45937206 50312178 50624676 51759729 53593407 58697541 59062122 60871524 64687086 68905809 69012972 71457876 75468267 78263388 88593183 88730964 91307286 91874412 97030629 100624356 103519458 107186814 117395082 118124244 129374172 136960929 137811618 150936534 155279187 160780221 176092623 177186366 182614572 194061258 206717427 207038916 214373628 226404801 234790164 273921858 275623236 291091887 301873068 310558374 321560442 352185246 354372732 388122516 410882787 413434854 452809602 482340663 528277869 547843716 582183774 620152281 621116748 643120884 679214403 704370492 821765574 826869708 905619204 964681326 1056555738 1164367548 1232648361 1240304562 1358428806 1447021989 1584833607 1643531148 1929362652 2037643209 2113111476 2465296722 2480609124 2716857612 2894043978 3169667214 3697945083 4075286418 4341065967 4754500821 4930593444 5788087956 6339334428 7395890166 8150572836 8682131934 9509001642 11093835249 14263502463 14791780332 17364263868 19018003284 22187670498 28527004926 33281505747 44375340996 57054009852 66563011494 99844517241 133126022988 199689034482 399378068964
• Sum of all divisors σ(n): 1277704243200
• Sum of proper divisors (its aliquot sum) s(n): 878326174236
• 399378068964 is an abundant number, because the sum of its proper divisors (878326174236) is greater than itself. Its abundance is 478948105272

Bases of 399378068964

• Binary: 101110011111100110010011011010111100100₂
• Hexadecimal: 0x5CFCC9B5E4
• Base-36: 53GZE290

Squares and roots of 399378068964

• 399378068964 squared (399378068964²) is 159502841969413540033296
• 399378068964 cubed (399378068964³) is 63701937020014434370053064744225344
• The square root of 399378068964 is 631963.6611103521
• The cube root of 399378068964 is 7364.2423272239

Scales and comparisons

• 399,378,068,964 seconds is equal to 12,698 years, 51 weeks, 2 days, 8 hours, 29 minutes, 24 seconds.
• To count from 1 to 399,378,068,964 would take you about twenty-five thousand, three hundred ninety-seven 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 399378068964 cubic inches would be around 613.7 feet tall.

Recreational maths with 399378068964

• 399378068964 backwards is 469860873993
• The number of decimal digits it has is: 12
• The sum of 399378068964's digits is 72
• More coming soon!