401579988642

Names of 401579988642

• Cardinal: 401579988642 can be written as Four hundred one billion, five hundred seventy-nine million, nine hundred eighty-eight thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 4.01579988642 × 10¹¹

Factors of 401579988642

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2610

Divisors of 401579988642

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 31 42 62 63 93 107 126 186 214 217 279 321 434 487 558 642 651 749 963 974 1302 1461 1498 1926 1953 1973 2247 2922 3317 3409 3906 3946 4383 4494 5919 6634 6741 6818 8766 9951 10227 11838 13482 13811 15097 17757 19902 20454 23219 27622 29853 30194 30681 35514 41433 45291 46438 52109 59706 61163 61362 69657 82866 90582 104218 105679 122326 124299 135873 139314 156327 183489 208971 211111 211358 248598 271746 312654 317037 364763 366978 417942 422222 428141 468981 550467 633333 634074 729526 856282 937962 951111 960851 1094289 1100934 1266666 1284423 1477777 1615379 1899999 1902222 1921702 2188578 2568846 2882553 2955554 3230758 3282867 3799998 3853269 4433331 4846137 5765106 6544441 6565734 6725957 7706538 8647659 8866662 9692274 11307653 13088882 13299993 13451914 14538411 17295318 19633323 20177871 22615306 26599986 29076822 29786381 33922959 39266646 40355742 45811087 58899969 59572762 60533613 67845918 89359143 91622174 101768877 102811057 117799938 121067226 137433261 178718286 203537754 205622114 208504667 268077429 274866522 308433171 412299783 417009334 536154858 616866342 625514001 719677399 824599566 925299513 1251028002 1439354798 1850599026 1876542003 2159032197 3187142767 3753084006 4318064394 6374285534 6477096591 9561428301 12954193182 19122856602 22309999369 28684284903 44619998738 57368569806 66929998107 133859996214 200789994321 401579988642
• Sum of all divisors σ(n): 1038712356864
• Sum of proper divisors (its aliquot sum) s(n): 637132368222
• 401579988642 is an abundant number, because the sum of its proper divisors (637132368222) is greater than itself. Its abundance is 235552379580

Bases of 401579988642

• Binary: 101110110000000000010000101011010100010₂
• Hexadecimal: 0x5D800856A2
• Base-36: 54HECUCI

Squares and roots of 401579988642

• 401579988642 squared (401579988642²) is 161266487277708849004164
• 401579988642 cubed (401579988642³) is 64761394129317557082875072130705288
• The square root of 401579988642 is 633703.3916920439
• The cube root of 401579988642 is 7377.7514652725

Scales and comparisons

• 401,579,988,642 seconds is equal to 12,769 years, 12 hours, 50 minutes, 42 seconds.
• To count from 1 to 401,579,988,642 would take you about twenty-five thousand, five hundred thirty-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 401579988642 cubic inches would be around 614.8 feet tall.

Recreational maths with 401579988642

• 401579988642 backwards is 246889975104
• 401579988642 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 401579988642's digits is 63
• More coming soon!