129839800320

Names of 129839800320

• Cardinal: 129839800320 can be written as One hundred twenty-nine billion, eight hundred thirty-nine million, eight hundred thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.2983980032 × 10¹¹

Factors of 129839800320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 8244

Divisors of 129839800320

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 43 45 48 60 64 72 80 86 90 96 120 128 129 144 160 172 180 192 215 240 256 258 288 320 344 360 384 387 430 480 512 516 576 640 645 688 720 768 774 860 960 1024 1032 1152 1280 1290 1376 1440 1536 1548 1720 1920 1935 2048 2064 2304 2560 2580 2752 2880 3072 3096 3440 3840 3870 4096 4128 4608 5120 5160 5504 5760 6144 6192 6880 7680 7740 8191 8192 8256 9216 10240 10320 11008 11520 12288 12384 13760 15360 15480 16382 16512 18432 20480 20640 22016 23040 24573 24576 24768 27520 30720 30960 32764 33024 36864 40955 40960 41280 44032 46080 49146 49536 55040 61440 61920 65528 66048 73719 73728 81910 82560 88064 92160 98292 99072 110080 122865 122880 123840 131056 132096 147438 163820 165120 176128 184320 196584 198144 220160 245730 247680 262112 264192 294876 327640 330240 352213 352256 368595 368640 393168 396288 440320 491460 495360 524224 528384 589752 655280 660480 704426 737190 786336 792576 880640 982920 990720 1048448 1056639 1056768 1179504 1310560 1320960 1408852 1474380 1572672 1585152 1761065 1761280 1965840 1981440 2096896 2113278 2359008 2621120 2641920 2817704 2948760 3145344 3169917 3170304 3522130 3931680 3962880 4193792 4226556 4718016 5242240 5283195 5283840 5635408 5897520 6290688 6339834 7044260 7863360 7925760 8387584 8453112 9436032 10484480 10566390 11270816 11795040 12581376 12679668 14088520 15726720 15849585 15851520 16775168 16906224 18872064 20968960 21132780 22541632 23590080 25162752 25359336 28177040 31453440 31699170 33550336 33812448 37744128 41937920 42265560 45083264 47180160 50325504 50718672 56354080 62906880 63398340 67100672 67624896 75488256 83875840 84531120 90166528 94360320 100651008 101437344 112708160 125813760 126796680 135249792 150976512 167751680 169062240 180333056 188720640 201302016 202874688 225416320 251627520 253593360 270499584 301953024 335503360 338124480 360666112 377441280 405749376 450832640 503255040 507186720 540999168 603906048 676248960 721332224 754882560 811498752 901665280 1006510080 1014373440 1081998336 1352497920 1442664448 1509765120 1622997504 1803330560 2028746880 2163996672 2704995840 2885328896 3019530240 3245995008 3606661120 4057493760 4327993344 5409991680 6491990016 7213322240 8114987520 8655986688 10819983360 12983980032 14426644480 16229975040 21639966720 25967960064 32459950080 43279933440 64919900160 129839800320
• Sum of all divisors σ(n): 460607127552
• Sum of proper divisors (its aliquot sum) s(n): 330767327232
• 129839800320 is an abundant number, because the sum of its proper divisors (330767327232) is greater than itself. Its abundance is 200927526912

Bases of 129839800320

• Binary: 1111000111011000011100010000000000000₂
• Hexadecimal: 0x1E3B0E2000
• Base-36: 1NNB9J40

Squares and roots of 129839800320

• 129839800320 squared (129839800320²) is 16858373747137472102400
• 129839800320 cubed (129839800320³) is 2188887881048259549365186592768000
• The square root of 129839800320 is 360332.9020780645
• The cube root of 129839800320 is 5063.7152943715

Scales and comparisons

• 129,839,800,320 seconds is equal to 4,128 years, 26 weeks, 1 day, 11 hours, 12 minutes.
• To count from 1 to 129,839,800,320 would take you about eight thousand, two hundred fifty-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 129839800320 cubic inches would be around 422 feet tall.

Recreational maths with 129839800320

• 129839800320 backwards is 023008938921
• 129839800320 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129839800320's digits is 45
• More coming soon!