399360891131881

Names of 399360891131881

• Cardinal: 399360891131881 can be written as Three hundred ninety-nine trillion, three hundred sixty billion, eight hundred ninety-one million, one hundred thirty-one thousand, eight hundred eighty-one.

Scientific notation

• Scientific notation: 3.99360891131881 × 10¹⁴

Factors of 399360891131881

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6726

Divisors of 399360891131881

• Number of divisors d(n): 128
• Complete list of divisors:
  1 7 19 31 61 133 217 361 427 589 751 1159 1891 2527 4123 5257 5857 6859 8113 11191 13237 14269 22021 23281 35929 40999 45811 48013 78337 99883 111283 154147 162967 181567 212629 251503 271111 320677 357277 418399 442339 682651 778981 870409 1270969 1420141 1488403 1897777 2114377 2500939 2928793 3096373 3449773 4398607 4778557 5151109 6092863 6788263 8404441 9940987 11075587 12970369 14800639 16537771 24148411 26982679 30790249 36057763 40173163 47517841 58831087 65545687 77529109 83573533 90792583 115764397 128976997 136356817 159684379 188878753 210436153 268315027 281212141 314217649 458819809 512670901 585014731 902838979 954497719 1117790653 1245368053 1473053071 1587897127 1878205189 2199523543 2450562943 2590779523 3588696307 3998286907 5097985513 8317765837 8717576371 9740747119 11115279889 17153940601 18135456661 27988008349 30170045413 35685898591 49224810937 58224360859 68185229833 75967451233 96861724747 158037550903 211190317891 344573676559 531772158631 678032073229 935271407803 1106262856321 1840372770193 3002713467157 6546899854621 12882609391351 21018994270099 57051555875983 399360891131881
• Sum of all divisors σ(n): 506217819668480
• Sum of proper divisors (its aliquot sum) s(n): 106856928536599
• 399360891131881 is a deficient number, because the sum of its proper divisors (106856928536599) is less than itself. Its deficiency is 292503962595282

Bases of 399360891131881

• Binary: 1011010110011011101110100000011011001011111101001₂
• Hexadecimal: 0x16B37740D97E9
• Base-36: 3XK7UZDXWP

Squares and roots of 399360891131881

• 399360891131881 squared (399360891131881²) is 159489121365650108349334598161
• 399360891131881 cubed (399360891131881³) is 63693717634426748879460106317922517591070841
• The square root of 399360891131881 is 19984015.8910035147
• The cube root of 399360891131881 is 73641.3674344933

Scales and comparisons

• 399,360,891,131,881 seconds is equal to 12,698,441 years, 1 week, 5 days, 5 hours, 58 minutes, 1 second.
• To count from 1 to 399,360,891,131,881 would take you about thirty-one million, seven hundred forty-six thousand, one hundred two 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 399360891131881 cubic inches would be around 6136.8 feet tall.

Recreational maths with 399360891131881

• 399360891131881 backwards is 188131198063993
• The number of decimal digits it has is: 15
• The sum of 399360891131881's digits is 70
• More coming soon!