129383698140

Names of 129383698140

• Cardinal: 129383698140 can be written as One hundred twenty-nine billion, three hundred eighty-three million, six hundred ninety-eight thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.2938369814 × 10¹¹

Factors of 129383698140

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 706

Divisors of 129383698140

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 23 27 30 36 45 46 54 60 69 90 92 108 115 135 138 180 207 230 270 276 345 414 460 529 540 621 673 690 828 1035 1058 1242 1346 1380 1587 2019 2070 2116 2484 2645 2692 3105 3174 3365 4038 4140 4761 5290 6057 6210 6348 6730 7935 8076 9522 10095 10580 12114 12420 13460 14283 15479 15870 18171 19044 20190 23805 24228 28566 30285 30958 31740 36342 40380 46437 47610 57132 60570 61916 71415 72684 77395 90855 92874 95220 121140 139311 142830 154790 181710 185748 232185 278622 285660 309580 356017 363420 417933 452929 464370 557244 696555 712034 835866 905858 928740 1068051 1358787 1393110 1424068 1671732 1780085 1811716 2089665 2136102 2264645 2717574 2786220 3204153 3560170 4076361 4179330 4272204 4529290 5340255 5435148 6408306 6793935 7120340 8152722 8358660 9058580 9612459 10417367 10680510 12229083 12816612 13587870 16020765 16305444 19224918 20381805 20834734 21361020 24458166 27175740 31252101 32041530 38449836 40763610 41669468 48062295 48916332 52086835 61145415 62504202 64083060 81527220 93756303 96124590 104173670 122290830 125008404 156260505 187512606 192249180 208347340 239599441 244581660 281268909 312521010 375025212 468781515 479198882 562537818 625042020 718798323 937563030 958397764 1125075636 1197997205 1406344545 1437596646 1875126060 2156394969 2395994410 2812689090 2875193292 3593991615 4312789938 4791988820 5625378180 6469184907 7187983230 8625579876 10781974845 12938369814 14375966460 21563949690 25876739628 32345924535 43127899380 64691849070 129383698140
• Sum of all divisors σ(n): 421415331120
• Sum of proper divisors (its aliquot sum) s(n): 292031632980
• 129383698140 is an abundant number, because the sum of its proper divisors (292031632980) is greater than itself. Its abundance is 162647934840

Bases of 129383698140

• Binary: 1111000011111110111101000111011011100₂
• Hexadecimal: 0x1E1FDE8EDC
• Base-36: 1NFRPOF0

Squares and roots of 129383698140

• 129383698140 squared (129383698140²) is 16740141344382639459600
• 129383698140 cubed (129383698140³) is 2165901394522537208497339125144000
• The square root of 129383698140 is 359699.4552956677
• The cube root of 129383698140 is 5057.7790528675

Scales and comparisons

• 129,383,698,140 seconds is equal to 4,114 years, 12 hours, 9 minutes.
• To count from 1 to 129,383,698,140 would take you about eight thousand, two hundred twenty-eight 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 129383698140 cubic inches would be around 421.5 feet tall.

Recreational maths with 129383698140

• 129383698140 backwards is 041896383921
• 129383698140 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129383698140's digits is 54
• More coming soon!