129615720312100

Names of 129615720312100

• Cardinal: 129615720312100 can be written as One hundred twenty-nine trillion, six hundred fifteen billion, seven hundred twenty million, three hundred twelve thousand, one hundred.

Scientific notation

• Scientific notation: 1.296157203121 × 10¹⁴

Factors of 129615720312100

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 115

Divisors of 129615720312100

• Number of divisors d(n): 225
• Complete list of divisors:
  1 2 4 5 10 11 20 22 25 44 50 55 97 100 110 121 194 220 242 275 388 484 485 550 605 970 1067 1100 1210 1331 1940 2134 2420 2425 2662 3025 4268 4850 5324 5335 6050 6655 9409 9700 10670 11737 12100 13310 14641 18818 21340 23474 26620 26675 29282 33275 37636 46948 47045 53350 58564 58685 66550 73205 94090 103499 106700 117370 129107 133100 146410 188180 206998 234740 235225 258214 292820 293425 366025 413996 470450 516428 517495 586850 645535 732050 912673 940900 1034990 1138489 1173700 1291070 1420177 1464100 1825346 2069980 2276978 2582140 2587475 2840354 3227675 3650692 4553956 4563365 5174950 5680708 5692445 6455350 7100885 9126730 10039403 10349900 11384890 12523379 12910700 14201770 18253460 20078806 22769780 22816825 25046758 28403540 28462225 35504425 40157612 45633650 50093516 50197015 56924450 62616895 71008850 88529281 91267300 100394030 110433433 113848900 125233790 137757169 142017700 177058562 200788060 220866866 250467580 250985075 275514338 313084475 354117124 441733732 442646405 501970150 551028676 552167165 626168950 688785845 885292810 973822091 1003940300 1104334330 1214767763 1252337900 1377571690 1770585620 1947644182 2208668660 2213232025 2429535526 2755143380 2760835825 3443929225 3895288364 4426464050 4859071052 4869110455 5521671650 6073838815 6887858450 8852928100 9738220910 10712043001 11043343300 12147677630 13362445393 13775716900 19476441820 21424086002 24295355260 24345552275 26724890786 30369194075 42848172004 48691104550 53449781572 53560215005 60738388150 66812226965 97382209100 107120430010 117832473011 121476776300 133624453930 214240860020 235664946022 267248907860 267801075025 334061134825 471329892044 535602150050 589162365055 668122269650 1071204300100 1178324730110 1296157203121 1336244539300 2356649460220 2592314406242 2945811825275 5184628812484 5891623650550 6480786015605 11783247301100 12961572031210 25923144062420 32403930078025 64807860156050 129615720312100
• Sum of all divisors σ(n): 312613624130885
• Sum of proper divisors (its aliquot sum) s(n): 182997903818785
• 129615720312100 is an abundant number, because the sum of its proper divisors (182997903818785) is greater than itself. Its abundance is 53382183506685

Bases of 129615720312100

• Binary: 11101011110001010000010111101110110110100100100₂
• Hexadecimal: 0x75E282F76D24
• Base-36: 19Y0N1AMG4

Squares and roots of 129615720312100

• 129615720312100 squared (129615720312100²) is 16800234952024532521406410000
• 129615720312100 cubed (129615720312100³) is 2177574554719178568952363844696140561000000
• 129615720312100 is a perfect square number. Its square root is 11384890
• The cube root of 129615720312100 is 50608.0059811713

Scales and comparisons

• 129,615,720,312,100 seconds is equal to 4,121,378 years, 50 weeks, 6 days, 1 hour, 21 minutes, 40 seconds.
• To count from 1 to 129,615,720,312,100 would take you about ten million, three hundred three thousand, four hundred forty-seven 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 129615720312100 cubic inches would be around 4217.3 feet tall.

Recreational maths with 129615720312100

• 129615720312100 backwards is 001213027516921
• The number of decimal digits it has is: 15
• The sum of 129615720312100's digits is 40
• More coming soon!