15420313478544

Names of 15420313478544

• Cardinal: 15420313478544 can be written as Fifteen trillion, four hundred twenty billion, three hundred thirteen million, four hundred seventy-eight thousand, five hundred forty-four.

Scientific notation

• Scientific notation: 1.5420313478544 × 10¹³

Factors of 15420313478544

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 852139386

Divisors of 15420313478544

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 29 39 48 52 58 78 87 104 116 156 174 208 232 312 348 377 464 624 696 754 1131 1392 1508 2262 3016 4524 6032 9048 18096 852139339 1704278678 2556418017 3408557356 5112836034 6817114712 10225672068 11077811407 13634229424 20451344136 22155622814 24712040831 33233434221 40902688272 44311245628 49424081662 66466868442 74136122493 88622491256 98848163324 132933736884 148272244986 177244982512 197696326648 265867473768 296544489972 321256530803 395392653296 531734947536 593088979944 642513061606 963769592409 1186177959888 1285026123212 1927539184818 2570052246424 3855078369636 5140104492848 7710156739272 15420313478544
• Sum of all divisors σ(n): 44379416827200
• Sum of proper divisors (its aliquot sum) s(n): 28959103348656
• 15420313478544 is an abundant number, because the sum of its proper divisors (28959103348656) is greater than itself. Its abundance is 13538789870112

Bases of 15420313478544

• Binary: 11100000011001010010010011101010010110010000₂
• Hexadecimal: 0xE06524EA590
• Base-36: 5GRZSI5QO

Squares and roots of 15420313478544

• 15420313478544 squared (15420313478544²) is 237786067776565757548359936
• 15420313478544 cubed (15420313478544³) is 3666735705944954064546706730002325213184
• The square root of 15420313478544 is 3926870.6979660025
• The cube root of 15420313478544 is 24890.3536655185

Scales and comparisons

• 15,420,313,478,544 seconds is equal to 490,318 years, 14 weeks, 10 hours, 42 minutes, 24 seconds.
• To count from 1 to 15,420,313,478,544 would take you about one million, two hundred twenty-five thousand, seven hundred ninety-five 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 15420313478544 cubic inches would be around 2074.2 feet tall.

Recreational maths with 15420313478544

• 15420313478544 backwards is 44587431302451
• The number of decimal digits it has is: 14
• The sum of 15420313478544's digits is 51
• More coming soon!