1387878260117013

Names of 1387878260117013

• Cardinal: 1387878260117013 can be written as One quadrillion, three hundred eighty-seven trillion, eight hundred seventy-eight billion, two hundred sixty million, one hundred seventeen thousand and thirteen.

Scientific notation

• Scientific notation: 1.387878260117013 × 10¹⁵

Factors of 1387878260117013

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 39295530

Divisors of 1387878260117013

• Number of divisors d(n): 54
• Complete list of divisors:
  1 3 7 9 21 49 63 147 283 441 849 1981 2547 5943 13867 17829 41601 80089 124803 240267 560623 720801 1681869 3924361 5045607 11773083 35319249 39295237 117885711 275066659 353657133 825199977 1925466613 2475599931 5776399839 11120552071 17329199517 33361656213 77843864497 100084968639 233531593491 544907051479 700594780473 1634721154437 3147116236093 4904163463311 9441348708279 22029813652651 28324046124837 66089440957953 154208695568557 198268322873859 462626086705671 1387878260117013
• Sum of all divisors σ(n): 2340282637356534
• Sum of proper divisors (its aliquot sum) s(n): 952404377239521
• 1387878260117013 is a deficient number, because the sum of its proper divisors (952404377239521) is less than itself. Its deficiency is 435473882877492

Bases of 1387878260117013

• Binary: 100111011100100010010010110101011111000111000010101₂
• Hexadecimal: 0x4EE4496AF8E15
• Base-36: DNYMGY4A39

Squares and roots of 1387878260117013

• 1387878260117013 squared (1387878260117013²) is 1926206064905427197688452042169
• 1387878260117013 cubed (1387878260117013³) is 2673339521987782513957303595062077184750321197
• The square root of 1387878260117013 is 37254238.1497328837
• The cube root of 1387878260117013 is 111545.0898524705

Scales and comparisons

• 1,387,878,260,117,013 seconds is equal to 44,130,235 years, 35 weeks, 3 days, 9 hours, 23 minutes, 33 seconds.
• To count from 1 to 1,387,878,260,117,013 would take you about one hundred thirty-two million, three hundred ninety thousand, seven hundred seven 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 1387878260117013 cubic inches would be around 9295.4 feet tall.

Recreational maths with 1387878260117013

• 1387878260117013 backwards is 3107110628787831
• 1387878260117013 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1387878260117013's digits is 63
• More coming soon!