129790278016

Names of 129790278016

• Cardinal: 129790278016 can be written as One hundred twenty-nine billion, seven hundred ninety million, two hundred seventy-eight thousand and sixteen.

Scientific notation

• Scientific notation: 1.29790278016 × 10¹¹

Factors of 129790278016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 459

Divisors of 129790278016

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 49 56 64 76 98 112 128 133 152 196 224 266 304 343 361 392 431 448 532 608 686 722 784 862 896 931 1064 1216 1372 1444 1568 1724 1862 2128 2432 2527 2744 2888 3017 3136 3448 3724 4256 5054 5488 5776 6034 6272 6517 6859 6896 7448 8189 8512 10108 10976 11552 12068 13034 13718 13792 14896 16378 17024 17689 20216 21119 21952 23104 24136 26068 27436 27584 29792 32756 35378 40432 42238 43904 46208 48013 48272 52136 54872 55168 57323 59584 65512 70756 80864 84476 96026 96544 104272 109744 114646 119168 123823 131024 141512 147833 155591 161728 168952 192052 193088 208544 219488 229292 247646 262048 283024 295666 311182 323456 336091 337904 384104 386176 401261 417088 438976 458584 495292 524096 566048 591332 622364 672182 675808 768208 802522 834176 877952 917168 990584 1048192 1089137 1132096 1182664 1244728 1344364 1351616 1536416 1605044 1834336 1981168 2178274 2264192 2352637 2365328 2489456 2688728 2703232 2808827 2956229 3072832 3210088 3668672 3962336 4356548 4705274 4730656 4978912 5377456 5617654 5912458 6145664 6420176 7337344 7623959 7924672 8713096 9410548 9461312 9957824 10754912 11235308 11824916 12840352 15247918 15849344 17426192 18821096 18922624 19915648 20693603 21509824 22470616 23649832 25680704 30495836 34852384 37642192 41387206 43019648 44941232 47299664 51361408 53367713 60991672 69704768 75284384 82774412 89882464 94599328 106735426 121983344 139409536 144855221 150568768 165548824 179764928 189198656 213470852 243966688 289710442 301137536 331097648 359529856 378397312 426941704 487933376 579420884 662195296 853883408 975866752 1013986547 1158841768 1324390592 1707766816 2027973094 2317683536 2648781184 3415533632 4055946188 4635367072 6831067264 8111892376 9270734144 16223784752 18541468288 32447569504 64895139008 129790278016
• Sum of all divisors σ(n): 319023360000
• Sum of proper divisors (its aliquot sum) s(n): 189233081984
• 129790278016 is an abundant number, because the sum of its proper divisors (189233081984) is greater than itself. Its abundance is 59442803968

Bases of 129790278016

• Binary: 1111000111000000110100111100110000000₂
• Hexadecimal: 0x1E381A7980
• Base-36: 1NMHS3GG

Squares and roots of 129790278016

• 129790278016 squared (129790278016²) is 16845516267470572896256
• 129790278016 cubed (129790278016³) is 2186384239678056273303860565508096
• The square root of 129790278016 is 360264.1780915777
• The cube root of 129790278016 is 5063.0714272471

Scales and comparisons

• 129,790,278,016 seconds is equal to 4,126 years, 48 weeks, 2 days, 7 hours, 16 seconds.
• To count from 1 to 129,790,278,016 would take you about eight thousand, two hundred fifty-three 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 129790278016 cubic inches would be around 421.9 feet tall.

Recreational maths with 129790278016

• 129790278016 backwards is 610872097921
• The number of decimal digits it has is: 12
• The sum of 129790278016's digits is 52
• More coming soon!