138531981111750

Names of 138531981111750

• Cardinal: 138531981111750 can be written as One hundred thirty-eight trillion, five hundred thirty-one billion, nine hundred eighty-one million, one hundred eleven thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.3853198111175 × 10¹⁴

Factors of 138531981111750

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 460

Divisors of 138531981111750

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 25 27 30 31 45 50 54 62 75 81 90 93 125 135 150 155 162 186 225 243 250 270 279 310 375 405 419 450 465 486 558 675 750 775 810 837 838 930 1125 1215 1257 1350 1395 1550 1674 2025 2095 2250 2325 2430 2511 2514 2790 3375 3771 3875 4050 4185 4190 4650 5022 6075 6285 6750 6975 7533 7542 7750 8370 10125 10475 11313 11625 12150 12555 12570 12989 13950 15066 18855 20250 20925 20950 22626 23250 25110 25978 30375 31425 33939 34875 37665 37710 38967 41850 52375 56565 60750 62775 62850 64945 67878 69750 75330 77934 94275 101817 104625 104750 113130 116901 125550 129890 157125 169695 175561 188325 188550 194835 203634 209250 233802 282825 313875 314250 324725 339390 350703 351122 376650 389670 471375 509085 526683 565650 584505 627750 649450 701406 848475 877805 941625 942750 974175 1018170 1052109 1053366 1169010 1414125 1580049 1623625 1696950 1753515 1755610 1883250 1948350 2104218 2545425 2633415 2828250 2922525 3156327 3160098 3247250 3507030 4242375 4389025 4740147 4870875 5090850 5260545 5266830 5442391 5845050 6312654 7900245 8484750 8767575 8778050 9480294 9741750 10521090 10884782 12727125 13167075 14220441 14612625 15781635 15800490 16327173 17535150 21945125 23700735 25454250 26302725 26334150 27211955 28440882 29225250 31563270 32654346 39501225 42661323 43837875 43890250 47401470 48981519 52605450 54423910 65835375 71102205 73560059 78908175 79002450 81635865 85322646 87675750 97963038 118503675 131513625 131670750 136059775 142204410 146944557 147120118 157816350 163271730 197506125 213306615 220680177 237007350 244907595 263027250 272119550 293889114 355511025 367800295 394540875 395012250 408179325 426613230 440833671 441360354 489815190 592518375 662040531 680298875 711022050 734722785 735600590 789081750 816358650 881667342 1066533075 1103400885 1185036750 1224537975 1322501013 1324081062 1360597750 1469445570 1777555125 1839001475 1986121593 2040896625 2133066150 2204168355 2206801770 2280361829 2449075950 2645002026 3310202655 3555110250 3673613925 3678002950 3972243186 4081793250 4408336710 4560723658 5332665375 5517004425 5958364779 6122689875 6612505065 6620405310 6841085487 7347227850 9195007375 9930607965 10665330750 11020841775 11034008850 11401809145 11916729558 12245379750 13225010130 13682170974 16551013275 17875094337 18368069625 18390014750 19861215930 20523256461 22041683550 22803618290 27585022125 29791823895 33062525325 33102026550 34205427435 35750188674 36736139250 41046512922 49653039825 55104208875 55170044250 57009045725 59583647790 61569769383 66125050650 68410854870 82755066375 89375471685 99306079650 102616282305 110208417750 114018091450 123139538766 148959119475 165312626625 165510132750 171027137175 178750943370 184709308149 205232564610 248265199125 285045228625 297918238950 307848846915 330625253250 342054274350 369418616298 446877358425 496530398250 513081411525 554127924447 570090457250 615697693830 744795597375 855135685875 893754716850 923546540745 1026162823050 1108255848894 1489591194750 1539244234575 1710271371750 1847093081490 2234386792125 2565407057625 2770639622235 3078488469150 4468773584250 4617732703725 5130814115250 5541279244470 7696221172875 9235465407450 13853198111175 15392442345750 23088663518625 27706396222350 46177327037250 69265990555875 138531981111750
• Sum of all divisors σ(n): 401954620354560
• Sum of proper divisors (its aliquot sum) s(n): 263422639242810
• 138531981111750 is an abundant number, because the sum of its proper divisors (263422639242810) is greater than itself. Its abundance is 124890658131060

Bases of 138531981111750

• Binary: 11111011111111001111101100001100011000111000110₂
• Hexadecimal: 0x7DFE7D8631C6
• Base-36: 1D3SPORIDI

Squares and roots of 138531981111750

• 138531981111750 squared (138531981111750²) is 19191109790746258765988062500
• 138531981111750 cubed (138531981111750³) is 2658582459045181214306836137575978484375000
• The square root of 138531981111750 is 11769960.9647504777
• The cube root of 138531981111750 is 51742.8105626809

Scales and comparisons

• 138,531,981,111,750 seconds is equal to 4,404,888 years, 25 weeks, 4 days, 22 minutes, 30 seconds.
• To count from 1 to 138,531,981,111,750 would take you about eleven million, twelve thousand, two hundred twenty-one 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 138531981111750 cubic inches would be around 4311.9 feet tall.

Recreational maths with 138531981111750

• 138531981111750 backwards is 057111189135831
• 138531981111750 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138531981111750's digits is 54
• More coming soon!