12813968321440

Names of 12813968321440

• Cardinal: 12813968321440 can be written as Twelve trillion, eight hundred thirteen billion, nine hundred sixty-eight million, three hundred twenty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.281396832144 × 10¹³

Factors of 12813968321440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2010

Divisors of 12813968321440

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 65 80 88 104 110 121 130 143 160 169 176 208 220 242 260 286 338 352 416 440 484 520 572 605 676 715 845 880 968 1040 1144 1210 1352 1430 1573 1690 1760 1859 1936 1979 2080 2288 2420 2704 2860 3146 3380 3718 3872 3958 4576 4840 5408 5720 6292 6760 7436 7865 7916 9295 9680 9895 11440 12584 13520 14872 15730 15832 18590 19360 19790 20449 21769 22880 25168 25727 27040 29744 31460 31664 37180 39580 40898 43538 50336 51454 59488 62920 63328 74360 79160 81796 87076 102245 102908 108845 125840 128635 148720 158320 163592 174152 204490 205816 217690 239459 251680 257270 282997 297440 316640 327184 334451 348304 408980 411632 435380 478918 514540 565994 654368 668902 696608 817960 823264 870760 957836 1029080 1131988 1197295 1337804 1414985 1635920 1672255 1741520 1915672 2058160 2263976 2394590 2675608 2829970 3112967 3271840 3344510 3483040 3678961 3831344 3916441 4116320 4527952 4789180 5351216 5659940 6225934 6689020 7357922 7662688 7832882 9055904 9578360 10702432 11319880 12451868 13378040 14715844 15564835 15665764 18394805 19156720 19582205 22639760 24903736 26756080 29431688 31129670 31331528 36789610 38313440 39164410 40468571 43080851 45279520 49807472 50913733 53512160 58863376 62259340 62663056 73579220 78328820 80937142 86161702 99614944 101827466 117726752 124518680 125326112 147158440 156657640 161874284 172323404 202342855 203654932 215404255 249037360 254568665 294316880 313315280 323748568 344646808 404685710 407309864 430808510 473889361 498074720 509137330 560051063 588633760 626630560 647497136 661878529 689293616 809371420 814619728 861617020 947778722 1018274660 1120102126 1294994272 1323757058 1378587232 1618742840 1629239456 1723234040 1895557444 2036549320 2240204252 2369446805 2647514116 2800255315 3237485680 3309392645 3446468080 3791114888 4073098640 4480408504 4738893610 5295028232 5600510630 6160561693 6474971360 6618785290 6892936160 7280663819 7582229776 8146197280 8960817008 9477787220 10590056464 11201021260 12321123386 13237570580 14561327638 15164459552 17921634016 18955574440 21180112928 22402042520 24642246772 26475141160 29122655276 30802808465 36403319095 37911148880 44804085040 49284493544 52950282320 58245310552 61605616930 72806638190 75822297760 80087302009 89608170080 98568987088 105900564640 116490621104 123211233860 145613276380 160174604018 197137974176 232981242208 246422467720 291226552760 320349208036 400436510045 492844935440 582453105520 640698416072 800873020090 985689870880 1164906211040 1281396832144 1601746040180 2562793664288 3203492080360 6406984160720 12813968321440
• Sum of all divisors σ(n): 36050029615782
• Sum of proper divisors (its aliquot sum) s(n): 23236061294342
• 12813968321440 is an abundant number, because the sum of its proper divisors (23236061294342) is greater than itself. Its abundance is 10422092972902

Bases of 12813968321440

• Binary: 10111010011101111100000001111010101110100000₂
• Hexadecimal: 0xBA77C07ABA0
• Base-36: 4JINLW3OG

Squares and roots of 12813968321440

• 12813968321440 squared (12813968321440²) is 164197784142867851163673600
• 12813968321440 cubed (12813968321440³) is 2104025204457351807923518350896041984000
• The square root of 12813968321440 is 3579660.3639786833
• The cube root of 12813968321440 is 23400.6478997561

Scales and comparisons

• 12,813,968,321,440 seconds is equal to 407,444 years, 28 weeks, 6 days, 12 hours, 50 minutes, 40 seconds.
• To count from 1 to 12,813,968,321,440 would take you about one million, eighteen thousand, six hundred eleven 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 12813968321440 cubic inches would be around 1950.1 feet tall.

Recreational maths with 12813968321440

• 12813968321440 backwards is 04412386931821
• 12813968321440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12813968321440's digits is 52
• More coming soon!