1381391089920

Names of 1381391089920

• Cardinal: 1381391089920 can be written as One trillion, three hundred eighty-one billion, three hundred ninety-one million, eighty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.38139108992 × 10¹²

Factors of 1381391089920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 17282

Divisors of 1381391089920

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 256 270 288 320 360 384 432 480 540 576 640 720 768 864 960 1080 1152 1280 1440 1728 1920 2160 2304 2753 2880 3456 3840 4320 5506 5760 6912 8259 8640 11012 11520 13765 14519 16518 17280 22024 24777 27530 29038 33036 34560 41295 43557 44048 49554 55060 58076 66072 72595 74331 82590 87114 88096 99108 110120 116152 123885 130671 132144 145190 148662 165180 174228 176192 198216 217785 220240 232304 247770 261342 264288 290380 297324 330360 348456 352384 371655 392013 396432 435570 440480 464608 495540 522684 528576 580760 594648 653355 660720 696912 704768 743310 784026 792864 871140 880960 929216 991080 1045368 1057152 1161520 1189296 1306710 1321440 1393824 1486620 1568052 1585728 1742280 1761920 1858432 1960065 1982160 2090736 2114304 2323040 2378592 2613420 2642880 2787648 2973240 3136104 3171456 3484560 3523840 3716864 3920130 3964320 4181472 4646080 4757184 5226840 5285760 5575296 5946480 6272208 6342912 6969120 7840260 7928640 8362944 9292160 9514368 10453680 10571520 11150592 11892960 12544416 13938240 15680520 15857280 16725888 18584320 19028736 20907360 23785920 25088832 27876480 31361040 31714560 33451776 39970807 41814720 47571840 50177664 55752960 62722080 79941614 83629440 95143680 100355328 119912421 125444160 159883228 167258880 199854035 239824842 250888320 319766456 359737263 399708070 479649684 501776640 599562105 639532912 719474526 799416140 959299368 1079211789 1199124210 1279065824 1438949052 1598832280 1798686315 1918598736 2158423578 2398248420 2558131648 2877898104 3197664560 3597372630 3837197472 4316847156 4796496840 5116263296 5396058945 5755796208 6395329120 7194745260 7674394944 8633694312 9592993680 10232526592 10792117890 11511592416 12790658240 14389490520 15348789888 17267388624 19185987360 21584235780 23023184832 25581316480 28778981040 30697579776 34534777248 38371974720 43168471560 46046369664 51162632960 57557962080 69069554496 76743949440 86336943120 92092739328 115115924160 138139108992 153487898880 172673886240 230231848320 276278217984 345347772480 460463696640 690695544960 1381391089920
• Sum of all divisors σ(n): 4904138131200
• Sum of proper divisors (its aliquot sum) s(n): 3522747041280
• 1381391089920 is an abundant number, because the sum of its proper divisors (3522747041280) is greater than itself. Its abundance is 2141355951360

Bases of 1381391089920

• Binary: 10100000110100001010100110100000100000000₂
• Hexadecimal: 0x141A1534100
• Base-36: HMLOL6O0

Squares and roots of 1381391089920

• 1381391089920 squared (1381391089920²) is 1908241343310365525606400
• 1381391089920 cubed (1381391089920³) is 2636027589065910734251018564927488000
• The square root of 1381391089920 is 1175325.9505005411
• The cube root of 1381391089920 is 11137.1025030623

Scales and comparisons

• 1,381,391,089,920 seconds is equal to 43,923 years, 50 weeks, 19 hours, 12 minutes.
• To count from 1 to 1,381,391,089,920 would take you about one hundred nine thousand, eight hundred nine 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 1381391089920 cubic inches would be around 928.1 feet tall.

Recreational maths with 1381391089920

• 1381391089920 backwards is 0299801931831
• 1381391089920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1381391089920's digits is 54
• More coming soon!