129739723344

Names of 129739723344

• Cardinal: 129739723344 can be written as One hundred twenty-nine billion, seven hundred thirty-nine million, seven hundred twenty-three thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 1.29739723344 × 10¹¹

Factors of 129739723344

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 98367

Divisors of 129739723344

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 17 18 21 22 24 28 33 34 36 42 44 48 49 51 56 63 66 68 72 77 84 88 98 99 102 112 119 126 132 136 144 147 153 154 168 176 187 196 198 204 231 238 252 264 272 294 306 308 336 357 374 392 396 408 441 462 476 504 528 539 561 588 612 616 693 714 748 784 792 816 833 882 924 952 1008 1071 1078 1122 1176 1224 1232 1309 1386 1428 1496 1584 1617 1666 1683 1764 1848 1904 2142 2156 2244 2352 2448 2499 2618 2772 2856 2992 3234 3332 3366 3528 3696 3927 4284 4312 4488 4851 4998 5236 5544 5712 6468 6664 6732 7056 7497 7854 8568 8624 8976 9163 9702 9996 10472 11088 11781 12936 13328 13464 14994 15708 17136 18326 19404 19992 20944 23562 25872 26928 27489 29988 31416 36652 38808 39984 47124 54978 59976 62832 73304 77616 82467 94248 98327 109956 119952 146608 164934 188496 196654 219912 294981 329868 393308 439824 589962 659736 688289 786616 884943 1081597 1179924 1319472 1376578 1573232 1671559 1769886 2064867 2163194 2359848 2753156 3244791 3343118 3539772 4129734 4326388 4719696 4818023 5014677 5506312 6194601 6489582 6686236 7079544 7571179 8259468 8652776 9636046 9734373 10029354 11012624 11700913 12389202 12979164 13372472 14159088 14454069 15044031 15142358 16518936 17305552 18387149 19272092 19468746 20058708 22713537 23401826 24778404 25958328 26744944 28908138 30088062 30284716 33037872 35102739 36774298 38544184 38937492 40117416 43362207 45427074 46803652 49556808 51916656 52998253 55161447 57816276 60176124 60569432 68140611 70205478 73548596 77088368 77874984 80234832 81906391 86724414 90854148 93607304 99113616 105308217 105996506 110322894 115632552 120352248 121138864 128710043 136281222 140410956 147097192 155749968 158994759 163812782 165484341 173448828 181708296 187214608 210616434 211993012 220645788 231265104 240704496 245719173 257420086 272562444 280821912 294194384 317989518 327625564 330968682 346897656 363416592 386130129 421232868 423986024 441291576 476984277 491438346 514840172 545124888 561643824 635979036 655251128 661937364 693795312 737157519 772260258 842465736 847972048 882583152 900970301 953968554 982876692 1029680344 1090249776 1158390387 1271958072 1310502256 1323874728 1474315038 1544520516 1684931472 1801940602 1907937108 1965753384 2059360688 2316780774 2543916144 2647749456 2702910903 2948630076 3089041032 3603881204 3815874216 3931506768 4633561548 5405821806 5897260152 6178082064 7207762408 7631748432 8108732709 9267123096 10811643612 11794520304 14415524816 16217465418 18534246192 21623287224 32434930836 43246574448 64869861672 129739723344
• Sum of all divisors σ(n): 487877577408
• Sum of proper divisors (its aliquot sum) s(n): 358137854064
• 129739723344 is an abundant number, because the sum of its proper divisors (358137854064) is greater than itself. Its abundance is 228398130720

Bases of 129739723344

• Binary: 1111000110101000101110001001001010000₂
• Hexadecimal: 0x1E35171250
• Base-36: 1NLNOJ80

Squares and roots of 129739723344

• 129739723344 squared (129739723344²) is 16832395813377658542336
• 129739723344 cubed (129739723344³) is 2183830376044321273473170951491584
• The square root of 129739723344 is 360194.0079235079
• The cube root of 129739723344 is 5062.4139687693

Scales and comparisons

• 129,739,723,344 seconds is equal to 4,125 years, 16 weeks, 5 days, 4 hours, 2 minutes, 24 seconds.
• To count from 1 to 129,739,723,344 would take you about eight thousand, two 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 129739723344 cubic inches would be around 421.9 feet tall.

Recreational maths with 129739723344

• 129739723344 backwards is 443327937921
• The number of decimal digits it has is: 12
• The sum of 129739723344's digits is 54
• More coming soon!