31486745385872

Names of 31486745385872

• Cardinal: 31486745385872 can be written as Thirty-one trillion, four hundred eighty-six billion, seven hundred forty-five million, three hundred eighty-five thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.1486745385872 × 10¹³

Factors of 31486745385872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1286

Divisors of 31486745385872

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 4 7 8 14 16 28 49 56 59 98 112 118 196 236 241 343 392 413 472 482 686 784 826 944 964 977 1372 1652 1687 1928 1954 2401 2744 2891 3304 3374 3481 3856 3908 4802 5488 5782 6608 6748 6839 6962 7816 9604 11564 11809 13496 13678 13924 14219 15632 19208 20237 23128 23618 24367 26992 27356 27848 28438 38416 40474 46256 47236 47873 48734 54712 55696 56876 57643 80948 82663 94472 95746 97468 99533 109424 113752 115286 141659 161896 165326 170569 188944 191492 194936 199066 227504 230572 235457 283318 323792 330652 335111 341138 382984 389872 398132 403501 461144 470914 566636 578641 661304 670222 682276 696731 765968 796264 807002 838921 922288 941828 1133272 1157282 1193983 1322608 1340444 1364552 1393462 1592528 1614004 1648199 1677842 1883656 2266544 2314564 2345777 2387966 2680888 2729104 2786924 2824507 3228008 3296398 3355684 3400937 3767312 4629128 4691554 4775932 4877117 5361776 5573848 5649014 5872447 6456016 6592796 6711368 6801874 8357881 9258256 9383108 9551864 9754234 11147696 11298028 11537393 11744894 13185592 13422736 13603748 13891963 16715762 18766216 19103728 19508468 19771549 22596056 23074786 23489788 23806559 26371184 27207496 27783926 33431524 34139819 37532432 39016936 39543098 41107129 45192112 46149572 46979576 47613118 54414992 55567852 66863048 68279638 78033872 79086196 80761751 82214258 92299144 93959152 95226236 97243741 111135704 133726096 136559276 138400843 158172392 161523502 164428516 166645913 184598288 190452472 194487482 222271408 273118552 276801686 287749903 316344784 323047004 328857032 333291826 380904944 388974964 546237104 553603372 565332257 575499806 646094008 657714064 666583652 680706187 777949928 819625817 1107206744 1130664514 1150999612 1166521391 1292188016 1333167304 1361412374 1555899856 1639251634 2014249321 2214413488 2261329028 2301999224 2333042782 2666334608 2722824748 3278503268 4028498642 4522658056 4603998448 4666085564 4764943309 5445649496 5737380719 6557006536 8056997284 8165649737 9045316112 9332171128 9529886618 10891298992 11474761438 13114013072 16113994568 16331299474 18664342256 19059773236 22949522876 32227989136 32662598948 33354603163 38119546472 40161665033 45899045752 65325197896 66709206326 76239092944 80323330066 91798091504 130650395792 133418412652 160646660132 266836825304 281131655231 321293320264 533673650608 562263310462 642586640528 1124526620924 1967921586617 2249053241848 3935843173234 4498106483696 7871686346468 15743372692936 31486745385872
• Sum of all divisors σ(n): 72770431509996
• Sum of proper divisors (its aliquot sum) s(n): 41283686124124
• 31486745385872 is an abundant number, because the sum of its proper divisors (41283686124124) is greater than itself. Its abundance is 9796940738252

Bases of 31486745385872

• Binary: 111001010001100010100010001100001101110010000₂
• Hexadecimal: 0x1CA314461B90
• Base-36: B5ST78LU8

Squares and roots of 31486745385872

• 31486745385872 squared (31486745385872²) is 991415134994731682177200384
• 31486745385872 cubed (31486745385872³) is 31216435927279033790821656969990746574848
• The square root of 31486745385872 is 5611305.1410408969
• The cube root of 31486745385872 is 31577.3676890945

Scales and comparisons

• 31,486,745,385,872 seconds is equal to 1,001,181 years, 5 weeks, 4 days, 10 hours, 44 minutes, 32 seconds.
• To count from 1 to 31,486,745,385,872 would take you about two million, five hundred two thousand, nine hundred fifty-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 31486745385872 cubic inches would be around 2631.4 feet tall.

Recreational maths with 31486745385872

• 31486745385872 backwards is 27858354768413
• The number of decimal digits it has is: 14
• The sum of 31486745385872's digits is 71
• More coming soon!