9978496380

Names of 9978496380

• Cardinal: 9978496380 can be written as Nine billion, nine hundred seventy-eight million, four hundred ninety-six thousand, three hundred eighty.

Scientific notation

• Scientific notation: 9.97849638 × 10⁹

Factors of 9978496380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 426

Divisors of 9978496380

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 27 30 31 36 38 45 54 57 60 62 76 90 93 95 108 114 124 135 137 155 171 180 186 190 228 229 270 274 279 285 310 342 372 380 411 458 465 513 540 548 558 570 589 620 684 685 687 822 837 855 916 930 1026 1116 1140 1145 1178 1233 1370 1374 1395 1644 1674 1710 1767 1860 2052 2055 2061 2290 2356 2466 2565 2603 2740 2748 2790 2945 3348 3420 3435 3534 3699 4110 4122 4185 4247 4351 4580 4932 5130 5206 5301 5580 5890 6165 6183 6870 7068 7099 7398 7809 8220 8244 8370 8494 8702 8835 10260 10305 10412 10602 11780 12330 12366 12741 13015 13053 13740 14198 14796 15618 15903 16740 16988 17404 17670 18495 20610 21204 21235 21297 21755 23427 24660 24732 25482 26030 26106 26505 28396 30915 31236 31373 31806 35340 35495 36990 38223 39045 39159 41220 42470 42594 43510 46854 50964 52060 52212 53010 61830 62746 63612 63705 63891 65265 70281 70990 73980 76446 78090 78318 79515 80693 84940 85188 87020 93708 94119 106020 106485 114669 117135 117477 123660 125492 127410 127782 130530 134881 140562 141980 152892 156180 156636 156865 159030 161386 188238 191115 191673 195795 212970 229338 234270 234954 242079 254820 255564 261060 269762 281124 282357 313730 318060 319455 322772 351405 376476 382230 383346 391590 403465 404643 425940 458676 468540 469908 470595 484158 539524 564714 573345 587385 596087 627460 638910 674405 702810 726237 764460 766692 783180 806930 809286 847071 941190 958365 968316 972563 1129428 1146690 1174770 1192174 1210395 1213929 1277820 1348810 1405620 1411785 1452474 1613860 1618572 1694142 1788261 1882380 1916730 1945126 2023215 2178711 2293380 2349540 2384348 2420790 2427858 2697620 2823570 2904948 2917689 2980435 3388284 3576522 3631185 3641787 3833460 3890252 4046430 4235355 4357422 4841580 4855716 4862815 5364783 5647140 5835378 5960870 6069645 7153044 7262370 7283574 8092860 8470710 8714844 8753067 8941305 9725630 10729566 10893555 11670756 11921740 12139290 14524740 14567148 14588445 16094349 16941420 17506134 17882610 18208935 18478697 19451260 21459132 21787110 24278580 26259201 26823915 29176890 32188698 35012268 35765220 36417870 36957394 43574220 43765335 52518402 53647830 55436091 58353780 64377396 72835740 73914788 80471745 87530670 92393485 105036804 107295660 110872182 131296005 160943490 166308273 175061340 184786970 221744364 262592010 277180455 321886980 332616546 369573940 498924819 525184020 554360910 665233092 831541365 997849638 1108721820 1663082730 1995699276 2494624095 3326165460 4989248190 9978496380
• Sum of all divisors σ(n): 34126848000
• Sum of proper divisors (its aliquot sum) s(n): 24148351620
• 9978496380 is an abundant number, because the sum of its proper divisors (24148351620) is greater than itself. Its abundance is 14169855240

Bases of 9978496380

• Binary: 1001010010110000111100010101111100₂
• Hexadecimal: 0x252C3C57C
• Base-36: 4L0XT30

Squares and roots of 9978496380

• 9978496380 squared (9978496380²) is 99570390005673104400
• 9978496380 cubed (9978496380³) is 993562776226797251718762072000
• The square root of 9978496380 is 99892.4240370609
• The cube root of 9978496380 is 2152.8893102971

Scales and comparisons

• 9,978,496,380 seconds is equal to 317 years, 14 weeks, 5 days, 20 hours, 33 minutes.
• To count from 1 to 9,978,496,380 would take you about six hundred thirty-four 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 9978496380 cubic inches would be around 179.4 feet tall.

Recreational maths with 9978496380

• 9978496380 backwards is 0836948799
• The number of decimal digits it has is: 10
• The sum of 9978496380's digits is 63
• More coming soon!