18640179712

Names of 18640179712

• Cardinal: 18640179712 can be written as Eighteen billion, six hundred forty million, one hundred seventy-nine thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 1.8640179712 × 10¹⁰

Factors of 18640179712

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 884

Divisors of 18640179712

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 53 56 64 77 88 106 112 121 128 154 176 212 224 242 256 308 352 371 424 448 484 512 583 616 704 742 811 847 848 896 968 1166 1232 1408 1484 1622 1694 1696 1792 1936 2332 2464 2816 2968 3244 3388 3392 3584 3872 4081 4664 4928 5632 5677 5936 6413 6488 6776 6784 7744 8162 8921 9328 9856 11354 11872 12826 12976 13552 13568 15488 16324 17842 18656 19712 22708 23744 25652 25952 27104 27136 30976 32648 35684 37312 39424 42983 44891 45416 47488 51304 51904 54208 61952 62447 65296 71368 74624 85966 89782 90832 94976 98131 102608 103808 108416 124894 130592 142736 149248 171932 179564 181664 189952 196262 205216 207616 216832 249788 261184 285472 298496 300881 343864 359128 363328 392524 410432 415232 433664 472813 499576 522368 570944 601762 686917 687728 718256 726656 785048 820864 945626 999152 1044736 1141888 1203524 1373834 1375456 1436512 1453312 1570096 1641728 1891252 1998304 2089472 2283776 2407048 2747668 2750912 2873024 2906624 3140192 3283456 3309691 3782504 3996608 4567552 4814096 5200943 5495336 5501824 5746048 6280384 6619382 7565008 7993216 9628192 10401886 10990672 11003648 11492096 12560768 13238764 15130016 15986432 19256384 20803772 21981344 22007296 22984192 25121536 26477528 30260032 31972864 36406601 38512768 41607544 43962688 50243072 52955056 60520064 72813202 77025536 83215088 87925376 105910112 121040128 145626404 154051072 166430176 175850752 211820224 242080256 291252808 332860352 351701504 423640448 582505616 665720704 847280896 1165011232 1331441408 1694561792 2330022464 2662882816 4660044928 9320089856 18640179712
• Sum of all divisors σ(n): 47727320256
• Sum of proper divisors (its aliquot sum) s(n): 29087140544
• 18640179712 is an abundant number, because the sum of its proper divisors (29087140544) is greater than itself. Its abundance is 10446960832

Bases of 18640179712

• Binary: 10001010111000010101001001000000000₂
• Hexadecimal: 0x4570A9200
• Base-36: 8K9VQPS

Squares and roots of 18640179712

• 18640179712 squared (18640179712²) is 347456299695656402944
• 18640179712 cubed (18640179712³) is 6476647868393566256679645872128
• The square root of 18640179712 is 136529.0434742733
• The cube root of 18640179712 is 2651.4495315001

Scales and comparisons

• 18,640,179,712 seconds is equal to 592 years, 36 weeks, 2 days, 19 hours, 41 minutes, 52 seconds.
• To count from 1 to 18,640,179,712 would take you about one thousand, one hundred eighty-five 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 18640179712 cubic inches would be around 221 feet tall.

Recreational maths with 18640179712

• 18640179712 backwards is 21797104681
• The number of decimal digits it has is: 11
• The sum of 18640179712's digits is 46
• More coming soon!