638141794355380

Names of 638141794355380

• Cardinal: 638141794355380 can be written as Six hundred thirty-eight trillion, one hundred forty-one billion, seven hundred ninety-four million, three hundred fifty-five thousand, three hundred eighty.

Scientific notation

• Scientific notation: 6.3814179435538 × 10¹⁴

Factors of 638141794355380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 332752

Divisors of 638141794355380

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 10 14 17 20 28 34 35 49 68 70 85 98 109 119 140 151 170 196 218 238 245 302 340 343 436 476 490 545 595 604 686 755 763 833 980 1057 1090 1190 1372 1510 1526 1666 1715 1853 2114 2180 2380 2567 3020 3052 3332 3430 3706 3815 4165 4228 5134 5285 5341 5831 6860 7399 7412 7630 8330 9265 10268 10570 10682 11662 12835 12971 14798 15260 16459 16660 17969 18530 21140 21364 23324 25670 25942 26705 29155 29596 32918 35938 36995 37060 37387 51340 51793 51884 53410 58310 64855 65836 71876 73990 74774 82295 89845 90797 103586 106820 115213 116620 125783 129710 147980 149548 164590 179690 181594 186935 207172 230426 251566 258965 259420 279803 329180 332461 359380 363188 373870 453985 460852 503132 517930 559606 576065 628915 635579 664922 747740 806491 880481 907970 1035860 1119212 1152130 1257830 1271158 1329844 1399015 1612982 1662305 1760962 1815940 1958621 2304260 2327227 2515660 2542316 2798030 3177895 3225964 3324610 3521924 3917242 4032455 4402405 4654454 5596060 5645437 5651837 6355790 6649220 7834484 8064910 8804810 9308908 9793105 11290874 11303674 11636135 12711580 13710347 16129820 16290589 17609620 19586210 22581748 22607348 23272270 27420694 28227185 28259185 32581178 36238249 39172420 39562859 46544540 50201611 54841388 56454370 56518370 65162356 68551735 72476498 79125718 81452945 95972429 100403222 112908740 113036740 114034123 137103470 144952996 158251436 162905890 181191245 191944858 197814295 200806444 228068246 251008055 253667743 274206940 276940013 325811780 351411277 362382490 383889716 395628590 456136492 479862145 502016110 507335486 553880026 570170615 616050233 702822554 724764980 791257180 853427387 959724290 1004032220 1014670972 1107760052 1140341230 1232100466 1268338715 1384700065 1405645108 1706854774 1757056385 1775674201 1919448580 1938580091 2280682460 2459878939 2464200932 2536677430 2769400130 3080251165 3413709548 3514112770 3551348402 3877160182 4267136935 4312351631 4919757878 5073354860 5471975599 5538800260 5973991709 6160502330 7028225540 7102696804 7754320364 8534273870 8624703262 8878371005 9692900455 9839515756 10943951198 11947983418 12299394695 12321004660 12429719407 17068547740 17219152573 17249406524 17756742010 19385800910 21561758155 21887902396 23895966836 24598789390 24859438814 27359877995 29869958545 30186461417 34438305146 35513484020 38303829193 38771601820 41817941963 43123516310 49197578780 49718877628 54719755990 59739917090 60372922834 62148597035 68876610292 76607658386 83635883926 86095762865 86247032620 93023585183 109439511980 119479834180 120745845668 124297194070 150932307085 153215316772 167271767852 172191525730 186047170366 191519145965 209089709815 211305229919 248594388140 268126804351 292725593741 301864614170 344383051460 372094340732 383038291930 418179419630 422610459838 465117925915 536253608702 585451187482 603729228340 651165096281 766076583860 836358839260 845220919676 930235851830 1056526149595 1072507217404 1170902374964 1302330192562 1340634021755 1463627968705 1860471703660 1876887630457 2113052299190 2604660385124 2681268043510 2927255937410 3255825481405 3753775260914 4226104598380 4558155673967 5362536087020 5854511874820 6511650962810 7507550521828 9116311347934 9384438152285 13023301925620 18232622695868 18768876304570 22790778369835 31907089717769 37537752609140 45581556739670 63814179435538 91163113479340 127628358871076 159535448588845 319070897177690 638141794355380
• Sum of all divisors σ(n): 1680970427136000
• Sum of proper divisors (its aliquot sum) s(n): 1042828632780620
• 638141794355380 is an abundant number, because the sum of its proper divisors (1042828632780620) is greater than itself. Its abundance is 404686838425240

Bases of 638141794355380

• Binary: 10010001000110001011110110111110000000100010110100₂
• Hexadecimal: 0x24462F6F808B4
• Base-36: 6A7AAK0Y44

Squares and roots of 638141794355380

• 638141794355380 squared (638141794355380²) is 407224949703104097629734944400
• 638141794355380 cubed (638141794355380³) is 259867260109818218855679339379561458140872000
• The square root of 638141794355380 is 25261468.5708368903
• The cube root of 638141794355380 is 86093.9029450373

Scales and comparisons

• 638,141,794,355,380 seconds is equal to 20,290,935 years, 8 weeks, 1 day, 15 hours, 9 minutes, 40 seconds.
• To count from 1 to 638,141,794,355,380 would take you about fifty million, seven hundred twenty-seven thousand, three hundred thirty-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 638141794355380 cubic inches would be around 7174.5 feet tall.

Recreational maths with 638141794355380

• 638141794355380 backwards is 083553497141836
• The number of decimal digits it has is: 15
• The sum of 638141794355380's digits is 67
• More coming soon!