9129938688

Names of 9129938688

• Cardinal: 9129938688 can be written as Nine billion, one hundred twenty-nine million, nine hundred thirty-eight thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 9.129938688 × 10⁹

Factors of 9129938688

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 527

Divisors of 9129938688

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 23 24 26 29 32 36 39 46 48 52 58 64 69 72 78 87 92 96 104 116 117 128 138 144 156 174 184 192 207 208 232 234 256 261 276 288 299 312 348 368 377 384 414 416 457 464 468 522 552 576 598 624 667 696 736 754 768 828 832 897 914 928 936 1044 1104 1131 1152 1196 1248 1334 1371 1392 1472 1508 1656 1664 1794 1828 1856 1872 2001 2088 2208 2262 2304 2392 2496 2668 2691 2742 2784 2944 3016 3312 3328 3393 3588 3656 3712 3744 4002 4113 4176 4416 4524 4784 4992 5336 5382 5484 5568 5888 5941 6003 6032 6624 6786 7176 7312 7424 7488 8004 8226 8352 8671 8832 9048 9568 9984 10511 10672 10764 10968 11136 11882 12006 12064 13248 13253 13572 14352 14624 14976 16008 16452 16704 17342 17664 17823 18096 19136 21022 21344 21528 21936 22272 23764 24012 24128 26013 26496 26506 27144 28704 29248 29952 31533 32016 32904 33408 34684 35646 36192 38272 39759 42044 42688 43056 43872 47528 48024 48256 52026 52992 53012 53469 54288 57408 58496 63066 64032 65808 66816 69368 71292 72384 76544 78039 79518 84088 85376 86112 87744 94599 95056 96048 96512 104052 106024 106938 108576 114816 116992 119277 126132 128064 131616 136643 138736 142584 144768 156078 159036 168176 170752 172224 172289 175488 189198 190112 192096 208104 212048 213876 217152 229632 238554 252264 256128 263232 273286 277472 285168 289536 304819 312156 318072 336352 344448 344578 350976 378396 380224 384192 409929 416208 424096 427752 434304 477108 504528 512256 516867 526464 546572 554944 570336 609638 624312 636144 672704 688896 689156 756792 760448 768384 819858 832416 848192 855504 868608 914457 954216 1009056 1033734 1052928 1093144 1109888 1140672 1219276 1229787 1248624 1272288 1345408 1378312 1513584 1520896 1536768 1550601 1639716 1664832 1696384 1711008 1828914 1908432 2018112 2067468 2186288 2219776 2281344 2438552 2459574 2497248 2544576 2690816 2743371 2756624 3027168 3101202 3279432 3329664 3392768 3422016 3657828 3816864 3962647 4036224 4134936 4372576 4562688 4877104 4919148 4994496 5089152 5486742 5513248 6054336 6202404 6558864 6659328 6844032 7315656 7633728 7925294 8072448 8269872 8745152 9754208 9838296 9988992 10178304 10973484 11026496 11887941 12108672 12404808 13117728 13688064 14631312 15267456 15850588 16539744 17490304 19508416 19676592 19977984 21946968 22052992 23775882 24217344 24809616 26235456 29262624 30534912 31701176 33079488 34980608 35663823 39016832 39353184 43893936 44105984 47551764 49619232 52470912 58525248 63402352 66158976 71327646 78033664 78706368 87787872 95103528 99238464 104941824 117050496 126804704 132317952 142655292 157412736 175575744 190207056 198476928 234100992 253609408 285310584 314825472 351151488 380414112 396953856 507218816 570621168 702302976 760828224 1014437632 1141242336 1521656448 2282484672 3043312896 4564969344 9129938688
• Sum of all divisors σ(n): 30668339520
• Sum of proper divisors (its aliquot sum) s(n): 21538400832
• 9129938688 is an abundant number, because the sum of its proper divisors (21538400832) is greater than itself. Its abundance is 12408462144

Bases of 9129938688

• Binary: 1000100000001011111100111100000000₂
• Hexadecimal: 0x2202FCF00
• Base-36: 46ZQ9S0

Squares and roots of 9129938688

• 9129938688 squared (9129938688²) is 83355780446639161344
• 9129938688 cubed (9129938688³) is 761033164768204798730459676672
• The square root of 9129938688 is 95550.7126504035
• The cube root of 9129938688 is 2090.0465247611

Scales and comparisons

• 9,129,938,688 seconds is equal to 290 years, 15 weeks, 5 days, 14 hours, 4 minutes, 48 seconds.
• To count from 1 to 9,129,938,688 would take you about five hundred eighty 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 9129938688 cubic inches would be around 174.2 feet tall.

Recreational maths with 9129938688

• 9129938688 backwards is 8868399219
• The number of decimal digits it has is: 10
• The sum of 9129938688's digits is 63
• More coming soon!