3645289445745920

Names of 3645289445745920

• Cardinal: 3645289445745920 can be written as Three quadrillion, six hundred forty-five trillion, two hundred eighty-nine billion, four hundred forty-five million, seven hundred forty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.64528944574592 × 10¹⁵

Factors of 3645289445745920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 505

Divisors of 3645289445745920

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 224 245 256 280 320 392 448 490 491 560 640 784 896 980 982 1120 1280 1568 1792 1960 1964 2240 2455 3136 3437 3920 3928 4480 4910 6272 6874 7840 7856 8960 9820 12544 13748 15680 15712 17185 19640 24059 27496 31360 31424 34370 39280 48118 54992 62720 62848 68740 78560 96236 109984 120295 125696 137480 157120 192472 219968 240590 241081 274960 314240 384944 439936 481180 482162 549920 628480 769888 879872 962360 964324 1099840 1205405 1539776 1687567 1924720 1928648 2199680 2410810 3079552 3375134 3849440 3857296 4399360 4821620 6159104 6750268 7698880 7714592 8437835 9643240 11812969 13500536 15397760 15429184 16875670 19286480 23625938 27001072 30795520 30858368 33751340 38572960 47251876 54002144 59064845 61716736 67502680 77145920 94503752 108004288 118129690 118370771 135005360 154291840 189007504 216008576 236259380 236741542 270010720 308583680 378015008 432017152 472518760 473483084 540021440 591853855 756030016 828595397 945037520 946966168 1080042880 1183707710 1512060032 1657190794 1890075040 1893932336 2160085760 2367415420 3024120064 3314381588 3780150080 3787864672 4142976985 4734830840 5800167779 6628763176 7560300160 7575729344 8285953970 9469661680 11600335558 13257526352 15120600320 15151458688 16571907940 18939323360 23200671116 26515052704 29000838895 30302917376 33143815880 37878646720 46401342232 53030105408 58001677790 58120048561 66287631760 75757293440 92802684464 106060210816 116003355580 116240097122 132575263520 151514586880 185605368928 212120421632 232006711160 232480194244 265150527040 290600242805 371210737856 406840339927 464013422320 464960388488 530301054080 581200485610 742421475712 813680679854 928026844640 929920776976 1060602108160 1162400971220 1484842951424 1627361359708 1856053689280 1859841553952 2034201699635 2324801942440 2847882379489 3254722719416 3712107378560 3719683107904 4068403399270 4649603884880 5695764758978 6509445438832 7424214757120 7439366215808 8136806798540 9299207769760 11391529517956 13018890877664 14239411897445 14878732431616 16273613597080 18598415539520 22783059035912 26037781755328 28478823794890 32547227194160 37196831079040 45566118071824 52075563510656 56957647589780 65094454388320 74393662158080 91132236143648 104151127021312 113915295179560 130188908776640 182264472287296 227830590359120 260377817553280 364528944574592 455661180718240 520755635106560 729057889149184 911322361436480 1822644722872960 3645289445745920
• Sum of all divisors σ(n): 10177904857079610
• Sum of proper divisors (its aliquot sum) s(n): 6532615411333690
• 3645289445745920 is an abundant number, because the sum of its proper divisors (6532615411333690) is greater than itself. Its abundance is 2887325965587770

Bases of 3645289445745920

• Binary: 1100111100110101111100010110100001000110010100000000₂
• Hexadecimal: 0xCF35F16846500
• Base-36: ZW5AUPEUWW

Squares and roots of 3645289445745920

• 3645289445745920 squared (3645289445745920²) is 13288135143266596631185196646400
• 3645289445745920 cubed (3645289445745920³) is 48439098791395173286797374934504979130482688000
• The square root of 3645289445745920 is 60376232.4573662015
• The cube root of 3645289445745920 is 153901.9087166471

Scales and comparisons

• 3,645,289,445,745,920 seconds is equal to 115,908,928 years, 39 weeks, 1 day, 12 hours, 5 minutes, 20 seconds.
• To count from 1 to 3,645,289,445,745,920 would take you about three hundred forty-seven million, seven hundred twenty-six thousand, seven hundred eighty-six 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 3645289445745920 cubic inches would be around 12825.2 feet tall.

Recreational maths with 3645289445745920

• 3645289445745920 backwards is 0295475449825463
• The number of decimal digits it has is: 16
• The sum of 3645289445745920's digits is 77
• More coming soon!