13688478989900

Names of 13688478989900

• Cardinal: 13688478989900 can be written as Thirteen trillion, six hundred eighty-eight billion, four hundred seventy-eight million, nine hundred eighty-nine thousand, nine hundred.

Scientific notation

• Scientific notation: 1.36884789899 × 10¹³

Factors of 13688478989900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8612

Divisors of 13688478989900

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 10 11 13 20 22 25 26 44 50 52 55 65 100 110 130 143 169 220 260 275 286 325 338 550 572 650 676 715 845 1100 1300 1430 1690 1859 2860 3380 3575 3718 4225 7150 7436 8450 8581 9295 14300 16900 17162 18590 34324 37180 42905 46475 85810 92950 94391 111553 171620 185900 188782 214525 223106 377564 429050 446212 471955 557765 858100 943910 1115530 1227083 1450189 1887820 2231060 2359775 2454166 2788825 2900378 4719550 4908332 5577650 5800756 6135415 7250945 9439100 11155300 12270830 14501890 15952079 24541660 29003780 30677075 31904158 36254725 61354150 63808316 72509450 73633561 79760395 122708300 145018900 147267122 159520790 294534244 319041580 368167805 398801975 736335610 797603950 809969171 957236293 1472671220 1595207900 1619938342 1840839025 1914472586 3239876684 3681678050 3828945172 4049845855 4786181465 7363356100 8099691710 9572362930 10529599223 12444071809 16199383420 19144725860 20249229275 21059198446 23930907325 24888143618 40498458550 42118396892 47861814650 49776287236 52647996115 62220359045 80996917100 95723629300 105295992230 124440718090 136884789899 210591984460 248881436180 263239980575 273769579798 311101795225 526479961150 547539159596 622203590450 684423949495 1052959922300 1244407180900 1368847898990 2737695797980 3422119747475 6844239494950 13688478989900
• Sum of all divisors σ(n): 35092837688076
• Sum of proper divisors (its aliquot sum) s(n): 21404358698176
• 13688478989900 is an abundant number, because the sum of its proper divisors (21404358698176) is greater than itself. Its abundance is 7715879708276

Bases of 13688478989900

• Binary: 11000111001100011000111011010111111001001100₂
• Hexadecimal: 0xC7318ED7E4C
• Base-36: 4UOEEYQ18

Squares and roots of 13688478989900

• 13688478989900 squared (13688478989900²) is 187374457056933724302010000
• 13688478989900 cubed (13688478989900³) is 2564871318667757073224822927339699000000
• The square root of 13688478989900 is 3699794.4523851593
• The cube root of 13688478989900 is 23921.3158046659

Scales and comparisons

• 13,688,478,989,900 seconds is equal to 435,251 years, 15 weeks, 18 hours, 58 minutes, 20 seconds.
• To count from 1 to 13,688,478,989,900 would take you about one million, eighty-eight thousand, one hundred twenty-eight 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 13688478989900 cubic inches would be around 1993.4 feet tall.

Recreational maths with 13688478989900

• 13688478989900 backwards is 00998987488631
• The number of decimal digits it has is: 14
• The sum of 13688478989900's digits is 80
• More coming soon!