11388147680

Names of 11388147680

• Cardinal: 11388147680 can be written as Eleven billion, three hundred eighty-eight million, one hundred forty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.138814768 × 10¹⁰

Factors of 11388147680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 514

Divisors of 11388147680

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 17 20 26 28 32 34 35 40 52 56 65 68 70 80 85 91 104 112 119 130 136 139 140 160 170 182 208 221 224 238 260 272 278 280 331 340 364 416 442 455 476 520 544 556 560 595 662 680 695 728 884 910 952 973 1040 1105 1112 1120 1190 1324 1360 1390 1456 1547 1655 1768 1807 1820 1904 1946 2080 2210 2224 2317 2363 2380 2648 2720 2780 2912 3094 3310 3536 3614 3640 3808 3892 4303 4420 4448 4634 4726 4760 4865 5296 5560 5627 6188 6620 7072 7228 7280 7735 7784 8606 8840 9035 9268 9452 9520 9730 10592 11120 11254 11585 11815 12376 12649 13240 14456 14560 15470 15568 16541 17212 17680 18070 18536 18904 19040 19460 21515 22240 22508 23170 23630 24752 25298 26480 28135 28912 30121 30719 30940 31136 33082 34424 35360 36140 37072 37808 38920 39389 43030 45016 46009 46340 47260 49504 50596 52960 56270 57824 60242 61438 61880 63245 66164 68848 72280 73151 74144 75616 77840 78778 82705 86060 90032 92018 92680 94520 101192 112540 120484 122876 123760 126490 132328 137696 144560 146302 150605 153595 155680 157556 165410 172120 180064 184036 185360 189040 196945 202384 215033 225080 230045 240968 245752 247520 252980 264656 289120 292604 301210 307190 315112 322063 330820 344240 365755 368072 370720 378080 393890 404768 430066 450160 460090 481936 491504 505960 512057 529312 585208 598117 602420 614380 630224 644126 661640 688480 731510 736144 782153 787780 860132 900320 920180 963872 983008 1011920 1024114 1075165 1170416 1196234 1204840 1228760 1260448 1288252 1323280 1463020 1472288 1564306 1575560 1610315 1720264 1840360 2023840 2048228 2150330 2340832 2392468 2409680 2457520 2560285 2576504 2646560 2926040 2990585 3128612 3151120 3220630 3440528 3680720 3910765 4096456 4186819 4300660 4784936 4819360 4915040 5120570 5153008 5475071 5852080 5981170 6257224 6302240 6441260 6881056 7361440 7821530 8192912 8373638 8601320 9569872 10167989 10241140 10306016 10950142 11704160 11962340 12514448 12882520 15643060 16385824 16747276 17202640 19139744 20335978 20482280 20934095 21900284 23924680 25028896 25765040 27375355 31286120 33494552 34405280 40671956 40964560 41868190 43800568 47849360 50839945 51530080 54750710 62572240 66989104 71175923 81343912 81929120 83736380 87601136 95698720 101679890 109501420 125144480 133978208 142351846 162687824 167472760 175202272 203359780 219002840 284703692 325375648 334945520 355879615 406719560 438005680 569407384 669891040 711759230 813439120 876011360 1138814768 1423518460 1626878240 2277629536 2847036920 5694073840 11388147680
• Sum of all divisors σ(n): 35419991040
• Sum of proper divisors (its aliquot sum) s(n): 24031843360
• 11388147680 is an abundant number, because the sum of its proper divisors (24031843360) is greater than itself. Its abundance is 12643695680

Bases of 11388147680

• Binary: 1010100110110010010101011111100000₂
• Hexadecimal: 0x2A6C957E0
• Base-36: 58C7IZK

Squares and roots of 11388147680

• 11388147680 squared (11388147680²) is 129689907581489382400
• 11388147680 cubed (11388147680³) is 1476927820143552721123192832000
• The square root of 11388147680 is 106715.2645126273
• The cube root of 11388147680 is 2249.8368724531

Scales and comparisons

• 11,388,147,680 seconds is equal to 362 years, 5 weeks, 4 days, 6 hours, 21 minutes, 20 seconds.
• To count from 1 to 11,388,147,680 would take you about seven hundred twenty-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 11388147680 cubic inches would be around 187.5 feet tall.

Recreational maths with 11388147680

• 11388147680 backwards is 08674188311
• The number of decimal digits it has is: 11
• The sum of 11388147680's digits is 47
• More coming soon!