128890967040

Names of 128890967040

• Cardinal: 128890967040 can be written as One hundred twenty-eight billion, eight hundred ninety million, nine hundred sixty-seven thousand and forty.

Scientific notation

• Scientific notation: 1.2889096704 × 10¹¹

Factors of 128890967040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 84782

Divisors of 128890967040

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 64 66 72 80 88 90 96 99 108 110 120 128 132 135 144 160 165 176 180 192 198 216 220 240 256 264 270 288 297 320 330 352 360 384 396 432 440 480 495 512 528 540 576 594 640 660 704 720 768 792 864 880 960 990 1024 1056 1080 1152 1188 1280 1320 1408 1440 1485 1536 1584 1728 1760 1920 1980 2112 2160 2304 2376 2560 2640 2816 2880 2970 3072 3168 3456 3520 3840 3960 4224 4320 4608 4752 5120 5280 5632 5760 5940 6336 6912 7040 7680 7920 8448 8640 9216 9504 10560 11264 11520 11880 12672 13824 14080 15360 15840 16896 17280 19008 21120 23040 23760 25344 27648 28160 31680 33792 34560 38016 42240 46080 47520 50688 56320 63360 69120 76032 84480 84761 95040 101376 126720 138240 152064 168960 169522 190080 253440 254283 304128 339044 380160 423805 506880 508566 678088 760320 762849 847610 932371 1017132 1271415 1356176 1520640 1525698 1695220 1864742 2034264 2288547 2542830 2712352 2797113 3051396 3390440 3729484 3814245 4068528 4577094 4661855 5085660 5424704 5594226 6102792 6780880 7458968 7628490 8137056 8391339 9154188 9323710 10171320 10849408 11188452 11442735 12205584 13561760 13985565 14917936 15256980 16274112 16782678 18308376 18647420 20342640 21698816 22376904 22885470 24411168 25174017 27123520 27971130 29835872 30513960 32548224 33565356 36616752 37294840 40685280 41956695 43397632 44753808 45770940 48822336 50348034 54247040 55942260 59671744 61027920 65096448 67130712 73233504 74589680 81370560 83913390 86795264 89507616 91541880 97644672 100696068 108494080 111884520 119343488 122055840 125870085 130192896 134261424 146467008 149179360 162741120 167826780 179015232 183083760 195289344 201392136 216988160 223769040 238686976 244111680 251740170 260385792 268522848 292934016 298358720 325482240 335653560 358030464 366167520 390578688 402784272 433976320 447538080 477373952 488223360 503480340 537045696 585868032 596717440 650964480 671307120 716060928 732335040 781157376 805568544 895076160 954747904 976446720 1006960680 1074091392 1171736064 1193434880 1301928960 1342614240 1432121856 1464670080 1611137088 1790152320 1952893440 2013921360 2148182784 2343472128 2386869760 2685228480 2864243712 2929340160 3222274176 3580304640 3905786880 4027842720 4296365568 4773739520 5370456960 5858680320 6444548352 7160609280 8055685440 8592731136 10740913920 11717360640 12889096704 14321218560 16111370880 21481827840 25778193408 32222741760 42963655680 64445483520 128890967040
• Sum of all divisors σ(n): 499702504320
• Sum of proper divisors (its aliquot sum) s(n): 370811537280
• 128890967040 is an abundant number, because the sum of its proper divisors (370811537280) is greater than itself. Its abundance is 241920570240

Bases of 128890967040

• Binary: 1111000000010100000000001010000000000₂
• Hexadecimal: 0x1E02801400
• Base-36: 1N7MCQO0

Squares and roots of 128890967040

• 128890967040 squared (128890967040²) is 16612881384506366361600
• 128890967040 cubed (128890967040³) is 2141250346969839633383150321664000
• The square root of 128890967040 is 359013.8814029341
• The cube root of 128890967040 is 5051.3503827861

Scales and comparisons

• 128,890,967,040 seconds is equal to 4,098 years, 17 weeks, 2 days, 14 hours, 24 minutes.
• To count from 1 to 128,890,967,040 would take you about eight thousand, one hundred ninety-six 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 128890967040 cubic inches would be around 420.9 feet tall.

Recreational maths with 128890967040

• 128890967040 backwards is 040769098821
• 128890967040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128890967040's digits is 54
• More coming soon!