11391072768

Names of 11391072768

• Cardinal: 11391072768 can be written as Eleven billion, three hundred ninety-one million, seventy-two thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.1391072768 × 10¹⁰

Factors of 11391072768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 280

Divisors of 11391072768

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 81 96 102 107 108 128 136 144 151 153 162 192 204 214 216 256 272 288 302 306 321 324 384 408 428 432 453 459 512 544 576 604 612 642 648 768 816 856 864 906 918 963 1088 1152 1208 1224 1284 1296 1359 1377 1536 1632 1712 1728 1812 1819 1836 1926 2176 2304 2416 2448 2567 2568 2592 2718 2754 2889 3264 3424 3456 3624 3638 3672 3852 4077 4352 4608 4832 4896 5134 5136 5184 5436 5457 5508 5778 6528 6848 6912 7248 7276 7344 7701 7704 8154 8667 8704 9664 9792 10268 10272 10368 10872 10914 11016 11556 12231 13056 13696 13824 14496 14552 14688 15402 15408 16157 16308 16371 17334 19328 19584 20536 20544 20736 21744 21828 22032 23103 23112 24462 26112 27392 28992 29104 29376 30804 30816 32314 32616 32742 34668 38656 39168 41072 41088 41472 43488 43656 44064 46206 46224 48471 48924 49113 54784 57984 58208 58752 61608 61632 64628 65232 65484 69309 69336 77312 78336 82144 82176 86976 87312 88128 92412 92448 96942 97848 98226 115968 116416 117504 123216 123264 129256 130464 130968 138618 138672 145413 147339 164288 164352 173952 174624 176256 184824 184896 193884 195696 196452 207927 231936 232832 235008 246432 246528 258512 260928 261936 274669 277236 277344 290826 294678 328576 347904 349248 352512 369648 369792 387768 391392 392904 415854 436239 465664 492864 493056 517024 521856 523872 549338 554472 554688 581652 589356 657152 695808 698496 705024 739296 739584 775536 782784 785808 824007 831708 872478 931328 985728 1034048 1043712 1047744 1098676 1108944 1109376 1163304 1178712 1308717 1314304 1396992 1478592 1479168 1551072 1565568 1571616 1648014 1663416 1744956 1971456 2068096 2087424 2095488 2197352 2217888 2218752 2326608 2357424 2472021 2617434 2793984 2957184 3102144 3131136 3143232 3296028 3326832 3489912 3942912 4136192 4190976 4394704 4435776 4437504 4653216 4714848 4944042 5234868 5914368 6204288 6262272 6286464 6592056 6653664 6979824 7416063 8272384 8381952 8789408 8871552 9306432 9429696 9888084 10469736 11828736 12408576 12572928 13184112 13307328 13959648 14832126 17578816 17743104 18612864 18859392 19776168 20939472 22248189 24817152 25145856 26368224 26614656 27919296 29664252 35157632 35486208 37225728 37718784 39552336 41878944 44496378 52736448 53229312 55838592 59328504 70315264 74451456 75437568 79104672 83757888 88992756 105472896 106458624 111677184 118657008 140630528 158209344 167515776 177985512 210945792 223354368 237314016 316418688 335031552 355971024 421891584 474628032 632837376 670063104 711942048 949256064 1265674752 1423884096 1898512128 2847768192 3797024256 5695536384 11391072768
• Sum of all divisors σ(n): 36576391104
• Sum of proper divisors (its aliquot sum) s(n): 25185318336
• 11391072768 is an abundant number, because the sum of its proper divisors (25185318336) is greater than itself. Its abundance is 13794245568

Bases of 11391072768

• Binary: 1010100110111101011111101000000000₂
• Hexadecimal: 0x2A6F5FA00
• Base-36: 58DY800

Squares and roots of 11391072768

• 11391072768 squared (11391072768²) is 129756538805871181824
• 11391072768 cubed (11391072768³) is 1478066175661494457791342968832
• The square root of 11391072768 is 106728.9687385763
• The cube root of 11391072768 is 2250.0294822803

Scales and comparisons

• 11,391,072,768 seconds is equal to 362 years, 10 weeks, 3 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 11,391,072,768 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 11391072768 cubic inches would be around 187.5 feet tall.

Recreational maths with 11391072768

• 11391072768 backwards is 86727019311
• The number of decimal digits it has is: 11
• The sum of 11391072768's digits is 45
• More coming soon!