18868183040

Names of 18868183040

• Cardinal: 18868183040 can be written as Eighteen billion, eight hundred sixty-eight million, one hundred eighty-three thousand and forty.

Scientific notation

• Scientific notation: 1.886818304 × 10¹⁰

Factors of 18868183040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 110

Divisors of 18868183040

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 49 56 64 68 70 79 80 85 98 112 119 128 136 140 158 160 170 196 224 238 245 256 272 280 316 320 340 343 392 395 448 476 490 512 544 553 560 595 632 640 680 686 784 790 833 896 952 980 1024 1088 1106 1120 1190 1264 1280 1343 1360 1372 1568 1580 1666 1715 1792 1904 1960 2048 2176 2212 2240 2380 2528 2560 2686 2720 2744 2765 3136 3160 3332 3430 3584 3808 3871 3920 4096 4165 4352 4424 4480 4760 5056 5120 5372 5440 5488 5530 5831 6272 6320 6664 6715 6860 7168 7616 7742 7840 8192 8330 8704 8848 8960 9401 9520 10112 10240 10744 10880 10976 11060 11662 12544 12640 13328 13430 13720 14336 15232 15484 15680 16660 17408 17696 17920 18802 19040 19355 20224 20480 21488 21760 21952 22120 23324 25088 25280 26656 26860 27097 27440 28672 29155 30464 30968 31360 33320 34816 35392 35840 37604 38080 38710 40448 40960 42976 43520 43904 44240 46648 47005 50176 50560 53312 53720 54194 54880 57344 58310 60928 61936 62720 65807 66640 69632 70784 71680 75208 76160 77420 80896 85952 87040 87808 88480 93296 94010 100352 101120 106624 107440 108388 109760 116620 121856 123872 125440 131614 133280 135485 139264 141568 143360 150416 152320 154840 161792 171904 174080 175616 176960 186592 188020 200704 202240 213248 214880 216776 219520 233240 243712 247744 250880 263228 266560 270970 283136 286720 300832 304640 309680 323584 329035 343808 348160 351232 353920 373184 376040 401408 404480 426496 429760 433552 439040 460649 466480 487424 495488 501760 526456 533120 541940 566272 601664 609280 619360 647168 658070 687616 696320 702464 707840 746368 752080 808960 852992 859520 867104 878080 921298 932960 974848 990976 1003520 1052912 1066240 1083880 1132544 1203328 1218560 1238720 1316140 1375232 1404928 1415680 1492736 1504160 1617920 1705984 1719040 1734208 1756160 1842596 1865920 1981952 2007040 2105824 2132480 2167760 2265088 2303245 2406656 2437120 2477440 2632280 2750464 2809856 2831360 2985472 3008320 3235840 3411968 3438080 3468416 3512320 3685192 3731840 3963904 4211648 4264960 4335520 4530176 4606490 4813312 4874240 4954880 5264560 5500928 5662720 5970944 6016640 6823936 6876160 6936832 7024640 7370384 7463680 7927808 8423296 8529920 8671040 9212980 9626624 9909760 10529120 11001856 11325440 11941888 12033280 13752320 13873664 14049280 14740768 14927360 15855616 16846592 17059840 17342080 18425960 19253248 19819520 21058240 22650880 23883776 24066560 27504640 27747328 29481536 29854720 31711232 33693184 34119680 34684160 36851920 38506496 39639040 42116480 47767552 48133120 55009280 55494656 58963072 59709440 67386368 69368320 73703840 77012992 79278080 84232960 96266240 110989312 117926144 119418880 134772736 138736640 147407680 158556160 168465920 192532480 221978624 235852288 238837760 269545472 277473280 294815360 336931840 385064960 471704576 539090944 554946560 589630720 673863680 943409152 1109893120 1179261440 1347727360 1886818304 2358522880 2695454720 3773636608 4717045760 9434091520 18868183040
• Sum of all divisors σ(n): 56619648000
• Sum of proper divisors (its aliquot sum) s(n): 37751464960
• 18868183040 is an abundant number, because the sum of its proper divisors (37751464960) is greater than itself. Its abundance is 18883281920

Bases of 18868183040

• Binary: 10001100100101000011010000000000000₂
• Hexadecimal: 0x464A1A000
• Base-36: 8O1MN7K

Squares and roots of 18868183040

• 18868183040 squared (18868183040²) is 356008331230943641600
• 18868183040 cubed (18868183040³) is 6717230357430393141632958464000
• The square root of 18868183040 is 137361.5049422509
• The cube root of 18868183040 is 2662.2164351991

Scales and comparisons

• 18,868,183,040 seconds is equal to 599 years, 49 weeks, 2 days, 17 hours, 57 minutes, 20 seconds.
• To count from 1 to 18,868,183,040 would take you about one thousand, one hundred ninety-nine 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 18868183040 cubic inches would be around 221.9 feet tall.

Recreational maths with 18868183040

• 18868183040 backwards is 04038186881
• The number of decimal digits it has is: 11
• The sum of 18868183040's digits is 47
• More coming soon!