128163264120

Names of 128163264120

• Cardinal: 128163264120 can be written as One hundred twenty-eight billion, one hundred sixty-three million, two hundred sixty-four thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.2816326412 × 10¹¹

Factors of 128163264120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 184

Divisors of 128163264120

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 47 54 60 72 81 90 94 108 120 127 135 141 162 180 188 216 235 243 254 270 282 324 360 376 381 405 423 470 486 508 540 564 635 648 705 762 810 846 940 972 1016 1080 1128 1143 1215 1269 1270 1410 1524 1620 1692 1880 1905 1944 2115 2209 2286 2430 2538 2540 2820 3048 3240 3384 3429 3807 3810 4230 4418 4572 4860 5076 5080 5640 5715 5969 6345 6627 6858 7614 7620 8460 8836 9144 9720 10152 10287 11045 11421 11430 11938 12690 13254 13716 15228 15240 16920 17145 17672 17907 19035 19881 20574 22090 22842 22860 23876 25380 26508 27432 29845 30456 30861 33135 34290 35814 38070 39762 41148 44180 45684 45720 47752 50760 51435 53016 53721 57105 59643 59690 61722 66270 68580 71628 76140 79524 82296 88360 89535 91368 99405 102870 103823 107442 114210 119286 119380 123444 132540 137160 143256 152280 154305 159048 161163 178929 179070 198810 205740 207646 214884 228420 238572 238760 246888 265080 268605 280543 298215 308610 311469 322326 357858 358140 397620 411480 415292 429768 456840 477144 483489 519115 536787 537210 561086 596430 617220 622938 644652 715716 716280 795240 805815 830584 841629 894645 934407 966978 1038230 1073574 1074420 1122172 1192860 1234440 1245876 1289304 1402715 1431432 1450467 1557345 1611630 1683258 1789290 1868814 1933956 2076460 2147148 2148840 2244344 2385720 2417445 2491752 2524887 2683935 2803221 2805430 2900934 3114690 3223260 3366516 3578580 3737628 3867912 4152920 4208145 4294296 4672035 4834890 5049774 5367870 5606442 5610860 5801868 6229380 6446520 6733032 7157160 7252335 7475256 7574661 8409663 8416290 9344070 9669780 10099548 10735740 11212884 11221720 11603736 12458760 12624435 13185521 14016105 14504670 15149322 16819326 16832580 18688140 19339560 20199096 21471480 22425768 22723983 25228989 25248870 26371042 28032210 29009340 30298644 33638652 33665160 37376280 37873305 39556563 42048315 45447966 50457978 50497740 52742084 56064420 58018680 60597288 65927605 67277304 68171949 75746610 79113126 84096630 90895932 100915956 100995480 105484168 112128840 113619915 118669689 126144945 131855210 136343898 151493220 158226252 168193260 181791864 197782815 201831912 227239830 237339378 252289890 263710420 272687796 302986440 316452504 336386520 340859745 356009067 395565630 454479660 474678756 504579780 527420840 545375592 593348445 681719490 712018134 791131260 908959320 949357512 1009159560 1068027201 1186696890 1363438980 1424036268 1582262520 1780045335 2136054402 2373393780 2726877960 2848072536 3204081603 3560090670 4272108804 4746787560 5340136005 6408163206 7120181340 8544217608 10680272010 12816326412 14240362680 16020408015 21360544020 25632652824 32040816030 42721088040 64081632060 128163264120
• Sum of all divisors σ(n): 444823142400
• Sum of proper divisors (its aliquot sum) s(n): 316659878280
• 128163264120 is an abundant number, because the sum of its proper divisors (316659878280) is greater than itself. Its abundance is 188496614160

Bases of 128163264120

• Binary: 1110111010111001000000011011001111000₂
• Hexadecimal: 0x1DD7203678
• Base-36: 1MVL3JI0

Squares and roots of 128163264120

• 128163264120 squared (128163264120²) is 16425822269892879374400
• 128163264120 cubed (128163264120³) is 2105186997964459023368527566528000
• The square root of 128163264120 is 357998.9722331613
• The cube root of 128163264120 is 5041.8259965231

Scales and comparisons

• 128,163,264,120 seconds is equal to 4,075 years, 10 weeks, 1 day, 2 hours, 42 minutes.
• To count from 1 to 128,163,264,120 would take you about eight thousand, one hundred fifty 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 128163264120 cubic inches would be around 420.2 feet tall.

Recreational maths with 128163264120

• 128163264120 backwards is 021462361821
• 128163264120 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128163264120's digits is 36
• More coming soon!