13538539778960

Names of 13538539778960

• Cardinal: 13538539778960 can be written as Thirteen trillion, five hundred thirty-eight billion, five hundred thirty-nine million, seven hundred seventy-eight thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.353853977896 × 10¹³

Factors of 13538539778960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1422115554

Divisors of 13538539778960

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 34 35 40 56 68 70 80 85 112 119 136 140 170 238 272 280 340 476 560 595 680 952 1190 1360 1904 2380 4760 9520 1422115523 2844231046 5688462092 7110577615 9954808661 11376924184 14221155230 19909617322 22753848368 24175963891 28442310460 39819234644 48351927782 49774043305 56884620920 79638469288 96703855564 99548086610 113769241840 120879819455 159276938576 169231747237 193407711128 199096173220 241759638910 338463494474 386815422256 398192346440 483519277820 676926988948 796384692880 846158736185 967038555640 1353853977896 1692317472370 1934077111280 2707707955792 3384634944740 6769269889480 13538539778960
• Sum of all divisors σ(n): 38089942194816
• Sum of proper divisors (its aliquot sum) s(n): 24551402415856
• 13538539778960 is an abundant number, because the sum of its proper divisors (24551402415856) is greater than itself. Its abundance is 11012862636896

Bases of 13538539778960

• Binary: 11000101000000101111110110101011001110010000₂
• Hexadecimal: 0xC502FDAB390
• Base-36: 4SRIP12FK

Squares and roots of 13538539778960

• 13538539778960 squared (13538539778960²) is 183292059346482285658681600
• 13538539778960 cubed (13538539778960³) is 2481506836629847485735042766869019136000
• The square root of 13538539778960 is 3679475.4760644893
• The cube root of 13538539778960 is 23833.6528020363

Scales and comparisons

• 13,538,539,778,960 seconds is equal to 430,483 years, 35 weeks, 5 days, 6 hours, 9 minutes, 20 seconds.
• To count from 1 to 13,538,539,778,960 would take you about one million, seventy-six thousand, two hundred nine 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 13538539778960 cubic inches would be around 1986.1 feet tall.

Recreational maths with 13538539778960

• 13538539778960 backwards is 06987793583531
• The number of decimal digits it has is: 14
• The sum of 13538539778960's digits is 74
• More coming soon!