128328981398160

Names of 128328981398160

• Cardinal: 128328981398160 can be written as One hundred twenty-eight trillion, three hundred twenty-eight billion, nine hundred eighty-one million, three hundred ninety-eight thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.2832898139816 × 10¹⁴

Factors of 128328981398160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 11188

Divisors of 128328981398160

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 191 240 382 433 573 653 764 866 955 1146 1299 1306 1528 1732 1910 1959 2165 2292 2598 2612 2865 3056 3265 3464 3820 3918 4330 4584 5196 5224 5730 6495 6530 6928 7640 7836 8660 9168 9795 9901 10392 10448 11460 12990 13060 15280 15672 17320 19590 19802 20784 22920 25980 26120 29703 31344 34640 39180 39604 45840 49505 51960 52240 59406 78360 79208 82703 99010 103920 118812 124723 148515 156720 158416 165406 198020 237624 248109 249446 282749 297030 330812 374169 396040 413515 475248 496218 498892 565498 594060 623615 661624 748338 792080 827030 848247 992436 997784 1130996 1188120 1240545 1247230 1323248 1413745 1496676 1654060 1696494 1870845 1891091 1984872 1995568 2261992 2376240 2481090 2494460 2827490 2993352 3308120 3392988 3741690 3782182 3969744 4241235 4287133 4523984 4962180 4988920 5654980 5673273 5986704 6465353 6616240 6785976 7483380 7564364 8482470 8574266 9455455 9924360 9977840 11309960 11346546 12861399 12930706 13571952 14966760 15128728 16964940 17148532 18910910 19396059 19848720 21435665 22619920 22693092 25722798 25861412 28366365 29933520 30257456 32326765 33929880 34297064 37821820 38792118 42871330 45386184 51445596 51722824 54005059 56732730 64306995 64653530 67859760 68594128 75643640 77584236 85742660 90772368 96980295 102891192 103445648 108010118 113465460 128613990 129307060 151287280 155168472 162015177 171485320 193960590 205782384 216020236 226930920 257227980 258614120 270025295 310336944 324030354 342970640 387921180 432040472 453861840 514455960 517228240 540050590 648060708 775842360 810075885 818842403 864080944 1028911920 1080101180 1234882423 1296121416 1551684720 1620151770 1637684806 2160202360 2456527209 2469764846 2592242832 2799497849 3240303540 3275369612 3704647269 4094212015 4320404720 4913054418 4939529692 5598995698 6174412115 6480607080 6550739224 7409294538 8188424030 8398493547 9826108836 9879059384 11197991396 12282636045 12348824230 12961214160 13101478448 13997489245 14818589076 16376848060 16796987094 18523236345 19652217672 19758118768 22395982792 24565272090 24697648460 27994978490 29637178152 32753696120 33593974188 37046472690 39304435344 41992467735 44791965584 49130544180 49395296920 55989956980 59274356304 65507392240 67187948376 74092945380 83984935470 98261088360 98790593840 111979913960 134375896752 148185890760 167969870940 196522176720 223959827920 296371781520 335939741880 534704089159 671879483760 1069408178318 1604112267477 2138816356636 2673520445795 3208224534954 4277632713272 5347040891590 6416449069908 8020561337385 8555265426544 10694081783180 12832898139816 16041122674770 21388163566360 25665796279632 32082245349540 42776327132720 64164490699080 128328981398160
• Sum of all divisors σ(n): 401480599597056
• Sum of proper divisors (its aliquot sum) s(n): 273151618198896
• 128328981398160 is an abundant number, because the sum of its proper divisors (273151618198896) is greater than itself. Its abundance is 144822636800736

Bases of 128328981398160

• Binary: 11101001011011011101011010110011100001010010000₂
• Hexadecimal: 0x74B6EB59C290
• Base-36: 19HLIQ626O

Squares and roots of 128328981398160

• 128328981398160 squared (128328981398160²) is 16468327466689295308451385600
• 128328981398160 cubed (128328981398160³) is 2113363689131577974678656822099077290496000
• The square root of 128328981398160 is 11328238.2301115119
• The cube root of 128328981398160 is 50439.9811615629

Scales and comparisons

• 128,328,981,398,160 seconds is equal to 4,080,464 years, 34 weeks, 2 days, 13 hours, 16 minutes.
• To count from 1 to 128,328,981,398,160 would take you about ten million, two hundred one thousand, one hundred sixty-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 128328981398160 cubic inches would be around 4203.3 feet tall.

Recreational maths with 128328981398160

• 128328981398160 backwards is 061893189823821
• The number of decimal digits it has is: 15
• The sum of 128328981398160's digits is 69
• More coming soon!