1389016243608968

Names of 1389016243608968

• Cardinal: 1389016243608968 can be written as One quadrillion, three hundred eighty-nine trillion, sixteen billion, two hundred forty-three million, six hundred eight thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.389016243608968 × 10¹⁵

Factors of 1389016243608968

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 77984

Divisors of 1389016243608968

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 13 26 52 104 169 338 676 1352 2197 4394 8788 17576 28561 57122 77969 114244 155938 228488 311876 623752 1013597 2027194 4054388 8108776 13176761 26353522 52707044 105414088 171297893 342595786 685191572 1370383144 2226872609 4453745218 6079164961 8907490436 12158329922 17814980872 24316659844 48633319688 79029144493 158058288986 316116577972 632233155944 1027378878409 2054757756818 4109515513636 8219031027272 13355925419317 26711850838634 53423701677268 106847403354536 173627030451121 347254060902242 694508121804484 1389016243608968
• Sum of all divisors σ(n): 2821467832921065
• Sum of proper divisors (its aliquot sum) s(n): 1432451589312097
• 1389016243608968 is an abundant number, because the sum of its proper divisors (1432451589312097) is greater than itself. Its abundance is 43435345703129

Bases of 1389016243608968

• Binary: 100111011110100110110001011110010011001110110001000₂
• Hexadecimal: 0x4EF4D8BC99D88
• Base-36: DOD5943W5K

Squares and roots of 1389016243608968

• 1389016243608968 squared (1389016243608968²) is 1929366125009567936305290025024
• 1389016243608968 cubed (1389016243608968³) is 2679920887507180624354863818620172320790815232
• The square root of 1389016243608968 is 37269508.2286977325
• The cube root of 1389016243608968 is 111575.5684606385

Scales and comparisons

• 1,389,016,243,608,968 seconds is equal to 44,166,420 years, 1 week, 6 days, 14 hours, 56 minutes, 8 seconds.
• To count from 1 to 1,389,016,243,608,968 would take you about one hundred thirty-two million, four hundred ninety-nine thousand, two hundred sixty 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 1389016243608968 cubic inches would be around 9298 feet tall.

Recreational maths with 1389016243608968

• 1389016243608968 backwards is 8698063426109831
• The number of decimal digits it has is: 16
• The sum of 1389016243608968's digits is 74
• More coming soon!