168020293818

Names of 168020293818

• Cardinal: 168020293818 can be written as One hundred sixty-eight billion, twenty million, two hundred ninety-three thousand, eight hundred eighteen.

Scientific notation

• Scientific notation: 1.68020293818 × 10¹¹

Factors of 168020293818

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1136

Divisors of 168020293818

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 13 23 26 31 39 46 62 69 78 93 138 169 186 299 307 338 403 507 598 614 713 757 806 897 921 1014 1209 1426 1514 1794 1842 2139 2271 2418 3887 3991 4278 4542 5239 7061 7774 7982 9269 9517 9841 10478 11661 11973 14122 15717 17411 18538 19034 19682 21183 23322 23467 23946 27807 28551 29523 31434 34822 42366 46934 51883 52233 55614 57102 59046 70401 91793 103766 104466 120497 123721 127933 140802 155649 183586 218891 226343 232399 240994 247442 255866 275379 305071 311298 361491 371163 383799 437782 452686 464798 539741 550758 610142 656673 679029 697197 722982 742326 767598 915213 1079482 1193309 1313346 1358058 1394394 1608373 1619223 1830426 2386618 2845583 2942459 3021187 3216746 3238446 3579927 3965923 4825119 5345177 5691166 5884918 6042374 7016633 7159854 7204369 7931846 8536749 8827377 9063561 9650238 10690354 11897769 14033266 14408738 16035531 17073498 17654754 18127122 21049899 21613107 23795538 32071062 36992579 39275431 42099798 43226214 69487301 73985158 78550862 91216229 93656797 110977737 117826293 138974602 165700487 182432458 187313594 208461903 221955474 235652586 273648687 280970391 331400974 416923806 497101461 547297374 561940782 903334913 994202922 1217538361 1806669826 2154106331 2435076722 2710004739 3652615083 4308212662 5420009478 6462318993 7305230166 12924637986 28003382303 56006764606 84010146909 168020293818
• Sum of all divisors σ(n): 393743572992
• Sum of proper divisors (its aliquot sum) s(n): 225723279174
• 168020293818 is an abundant number, because the sum of its proper divisors (225723279174) is greater than itself. Its abundance is 57702985356

Bases of 168020293818

• Binary: 10011100011110110010100011100010111010₂
• Hexadecimal: 0x271ECA38BA
• Base-36: 256QY0FU

Squares and roots of 168020293818

• 168020293818 squared (168020293818²) is 28230819134687049017124
• 168020293818 cubed (168020293818³) is 4743350525732934491336542593339432
• The square root of 168020293818 is 409902.7858139049
• The cube root of 168020293818 is 5518.0705228053

Scales and comparisons

• 168,020,293,818 seconds is equal to 5,342 years, 27 weeks, 2 days, 7 hours, 50 minutes, 18 seconds.
• To count from 1 to 168,020,293,818 would take you about ten thousand, six 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 168020293818 cubic inches would be around 459.8 feet tall.

Recreational maths with 168020293818

• 168020293818 backwards is 818392020861
• The number of decimal digits it has is: 12
• The sum of 168020293818's digits is 48
• More coming soon!