394420179972

Names of 394420179972

• Cardinal: 394420179972 can be written as Three hundred ninety-four billion, four hundred twenty million, one hundred seventy-nine thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 3.94420179972 × 10¹¹

Factors of 394420179972

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 280

Divisors of 394420179972

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 31 39 42 49 52 62 73 78 84 91 93 98 124 146 147 151 156 182 186 196 217 219 273 292 294 302 364 372 403 434 438 453 511 546 588 604 637 651 806 868 876 906 949 1022 1057 1092 1209 1274 1302 1519 1533 1612 1812 1898 1911 1963 2044 2114 2263 2418 2548 2604 2821 2847 3038 3066 3171 3577 3796 3822 3926 4228 4526 4557 4681 4836 5642 5694 5889 6076 6132 6342 6643 6789 7154 7399 7644 7852 8463 9052 9114 9362 10731 11023 11284 11388 11778 12684 13286 13578 13741 14043 14308 14798 15841 16926 18228 18724 19747 19929 21462 22046 22197 22801 23556 26572 27156 27482 28086 29419 29596 31682 32767 33069 33852 39494 39858 41223 42924 44092 44394 45602 46501 47523 54964 56172 58838 59241 60853 63364 65534 66138 68403 77161 78988 79716 82446 88257 88788 91204 93002 95046 96187 98301 110887 117676 118482 121706 131068 132276 136806 139503 143299 154322 159607 164892 176514 182559 186004 190092 192374 196602 205933 221774 229369 231483 236964 243412 273612 279006 286598 288561 296413 308644 319214 332661 341713 353028 365118 384748 393204 411866 425971 429897 443548 458738 462966 478821 540127 558012 573196 577122 592826 617799 638428 665322 683426 688107 706831 730236 823732 851942 859794 889239 917476 925932 957642 1003093 1025139 1080254 1117249 1154244 1185652 1235598 1277913 1330644 1366852 1376214 1413662 1441531 1620381 1664473 1703884 1719588 1778478 1915284 2006186 2050278 2074891 2120493 2160508 2234498 2391991 2471196 2555826 2752428 2827324 2883062 2981797 3009279 3240762 3328946 3351747 3556956 4012372 4100556 4149782 4240986 4324593 4442269 4468996 4783982 4947817 4993419 5111652 5766124 5963594 6018558 6224673 6481524 6657892 6703494 7021651 7175973 8299564 8481972 8649186 8884538 8945391 9188803 9567964 9895634 9986838 11651311 11927188 12037116 12449346 13326807 13406988 14043302 14351946 14524237 14843451 16743937 17298372 17769076 17890782 18377606 19791268 19973676 21064953 21638149 23302622 24898692 26653614 27566409 28086604 28703892 29048474 29686902 31095883 33487874 34634719 34953933 35781564 36755212 42129906 43276298 43572711 46605244 50231811 51598663 53307228 55132818 58096948 59373804 62191766 64321621 64914447 66975748 69269438 69907866 81559177 84259812 86552596 87145422 93287649 100463622 103197326 103904157 110265636 124383532 128643242 129828894 138538876 139815732 151467043 154795989 163118354 174290844 186575298 192964863 200927244 206394652 207808314 217671181 244677531 257286484 259657788 302934086 309591978 326236708 361190641 373150596 385929726 415616628 435342362 450251347 454401129 489355062 605868172 619183956 653013543 670782619 722381282 771859452 870684724 900502694 908802258 978710124 1060269301 1083571923 1306027086 1341565238 1350754041 1444762564 1801005388 1817604516 2012347857 2120538602 2167143846 2528334487 2612054172 2683130476 2701508082 3180807903 4024695714 4241077204 4334287692 4695478333 5056668974 5403016164 6361615806 7585003461 8049391428 9390956666 10113337948 12723231612 14086434999 15170006922 18781913332 28172869998 30340013844 32868348331 56345739996 65736696662 98605044993 131473393324 197210089986 394420179972
• Sum of all divisors σ(n): 1214456818176
• Sum of proper divisors (its aliquot sum) s(n): 820036638204
• 394420179972 is an abundant number, because the sum of its proper divisors (820036638204) is greater than itself. Its abundance is 425616458232

Bases of 394420179972

• Binary: 101101111010101010001100101010000000100₂
• Hexadecimal: 0x5BD5465404
• Base-36: 516ZLAMC

Squares and roots of 394420179972

• 394420179972 squared (394420179972²) is 155567278369144869920784
• 394420179972 cubed (394420179972³) is 61358873932112342245896154663338048
• The square root of 394420179972 is 628028.8050495773
• The cube root of 394420179972 is 7333.6420575365

Scales and comparisons

• 394,420,179,972 seconds is equal to 12,541 years, 17 weeks, 5 days, 9 hours, 6 minutes, 12 seconds.
• To count from 1 to 394,420,179,972 would take you about twenty-five thousand and eighty-two 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 394420179972 cubic inches would be around 611.1 feet tall.

Recreational maths with 394420179972

• 394420179972 backwards is 279971024493
• The number of decimal digits it has is: 12
• The sum of 394420179972's digits is 57
• More coming soon!