13438547085840

Names of 13438547085840

• Cardinal: 13438547085840 can be written as Thirteen trillion, four hundred thirty-eight billion, five hundred forty-seven million, eighty-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.343854708584 × 10¹³

Factors of 13438547085840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 426

Divisors of 13438547085840

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 79 80 120 158 237 240 316 337 395 474 632 674 790 948 1011 1185 1264 1348 1580 1685 1896 2022 2370 2696 3160 3370 3792 4044 4740 5055 5392 6241 6320 6740 8088 9480 10110 12482 13480 16176 18723 18960 20220 24964 26623 26960 31205 37446 40440 49928 53246 62410 74892 79869 80880 93615 99856 106492 113569 124820 133115 149784 159738 187230 212984 227138 249640 266230 299568 319476 340707 374460 399345 425968 454276 493039 499280 532460 567845 638952 681414 748920 798690 908552 986078 1064920 1135690 1277904 1362828 1479117 1497840 1597380 1703535 1817104 1972156 2103217 2129840 2271380 2465195 2725656 2958234 3194760 3407070 3944312 4206434 4542760 4930390 5451312 5916468 6309651 6389520 6814140 7395585 7888624 8412868 8971951 9085520 9860780 10516085 11832936 12619302 13628280 14791170 16825736 17943902 19721560 21032170 23665872 25238604 26915853 27256560 29582340 31548255 33651472 35887804 39443120 42064340 44859755 50477208 53831706 59164680 63096510 71775608 84128680 89719510 100954416 107663412 118329360 126193020 134579265 143551216 166154143 168257360 179439020 215326824 252386040 269158530 332308286 358878040 430653648 498462429 504772080 538317060 664616572 708784129 717756080 830770715 996924858 1076634120 1329233144 1417568258 1661541430 1993849716 2126352387 2153268240 2492312145 2658466288 2835136516 3323082860 3543920645 3987699432 4252704774 4984624290 5670273032 6646165720 7087841290 7975398864 8505409548 9969248580 10631761935 11340546064 13292331440 14175682580 17010819096 19938497160 21263523870 28351365160 34021638192 39876994320 42527047740 55993946191 56702730320 85054095480 111987892382 167981838573 170108190960 223975784764 279969730955 335963677146 447951569528 559939461910 671927354292 839909192865 895903139056 1119878923820 1343854708584 1679818385730 2239757847640 2687709417168 3359636771460 4479515695280 6719273542920 13438547085840
• Sum of all divisors σ(n): 42319166042880
• Sum of proper divisors (its aliquot sum) s(n): 28880618957040
• 13438547085840 is an abundant number, because the sum of its proper divisors (28880618957040) is greater than itself. Its abundance is 15442071871200

Bases of 13438547085840

• Binary: 11000011100011100111110100110100101000010000₂
• Hexadecimal: 0xC38E7D34A10
• Base-36: 4RHKZYMMO

Squares and roots of 13438547085840

• 13438547085840 squared (13438547085840²) is 180594547778338756328505600
• 13438547085840 cubed (13438547085840³) is 2426928333765186940134768788602120704000
• The square root of 13438547085840 is 3665862.3931948127
• The cube root of 13438547085840 is 23774.8310333159

Scales and comparisons

• 13,438,547,085,840 seconds is equal to 427,304 years, 11 weeks, 6 days, 10 hours, 4 minutes.
• To count from 1 to 13,438,547,085,840 would take you about one million, sixty-eight thousand, two hundred sixty 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 13438547085840 cubic inches would be around 1981.2 feet tall.

Recreational maths with 13438547085840

• 13438547085840 backwards is 04858074583431
• 13438547085840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13438547085840's digits is 60
• More coming soon!