16181988795504

Names of 16181988795504

• Cardinal: 16181988795504 can be written as Sixteen trillion, one hundred eighty-one billion, nine hundred eighty-eight million, seven hundred ninety-five thousand, five hundred four.

Scientific notation

• Scientific notation: 1.6181988795504 × 10¹³

Factors of 16181988795504

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 40234518

Divisors of 16181988795504

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 36 38 42 48 49 54 56 57 63 72 76 84 98 108 112 114 126 133 144 147 152 168 171 189 196 216 228 252 266 294 304 336 342 378 392 399 432 441 456 504 513 532 588 684 756 784 798 882 912 931 1008 1026 1064 1176 1197 1323 1368 1512 1596 1764 1862 2052 2128 2352 2394 2646 2736 2793 3024 3192 3528 3591 3724 4104 4788 5292 5586 6384 7056 7182 7448 8208 8379 9576 10584 11172 14364 14896 16758 19152 21168 22344 25137 28728 33516 44688 50274 57456 67032 100548 134064 201096 402192 40234487 80468974 120703461 160937948 241406922 281641409 321875896 362110383 482813844 563282818 643751792 724220766 764455253 844924227 965627688 1086331149 1126565636 1448441532 1528910506 1689848454 1931255376 1971489863 2172662298 2253131272 2293365759 2534772681 2896883064 3057821012 3379696908 3942979726 4345324596 4506262544 4586731518 5069545362 5351186771 5793766128 5914469589 6115642024 6759393816 6880097277 7604318043 7885959452 8690649192 9173463036 10139090724 10702373542 11828939178 12231284048 13518787632 13760194554 15208636086 15771918904 16053560313 17381298384 17743408767 18346926072 20278181448 20640291831 21404747084 23657878356 27520389108 30417272172 31543837808 32107120626 35486817534 36693852144 37458307397 40556362896 41280583662 42809494168 47315756712 48160680939 53230226301 55040778216 60834544344 64214241252 70973635068 74916614794 82561167324 85618988336 94631513424 96321361878 106460452602 110081556432 112374922191 121669088688 128428482504 141947270136 144482042817 149833229588 165122334648 192642723756 212920905204 224749844382 256856965008 283894540272 288964085634 299666459176 330244669296 337124766573 385285447512 425841810408 449499688764 577928171268 599332918352 674249533146 770570895024 851683620816 898999377528 1011374299719 1155856342536 1348499066292 1797998755056 2022748599438 2311712685072 2696998132584 4045497198876 5393996265168 8090994397752 16181988795504
• Sum of all divisors σ(n): 56875472236800
• Sum of proper divisors (its aliquot sum) s(n): 40693483441296
• 16181988795504 is an abundant number, because the sum of its proper divisors (40693483441296) is greater than itself. Its abundance is 24511494645792

Bases of 16181988795504

• Binary: 11101011011110101001101100011010010001110000₂
• Hexadecimal: 0xEB7A9B1A470
• Base-36: 5QHWIBLO0

Squares and roots of 16181988795504

• 16181988795504 squared (16181988795504²) is 261856761377816996730614016
• 16181988795504 cubed (16181988795504³) is 4237363178642799210389767406734180184064
• The square root of 16181988795504 is 4022684.2773829517
• The cube root of 16181988795504 is 25293.5991741265

Scales and comparisons

• 16,181,988,795,504 seconds is equal to 514,537 years, 9 weeks, 5 days, 23 hours, 38 minutes, 24 seconds.
• To count from 1 to 16,181,988,795,504 would take you about one million, two hundred eighty-six thousand, three hundred forty-two 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 16181988795504 cubic inches would be around 2107.8 feet tall.

Recreational maths with 16181988795504

• 16181988795504 backwards is 40559788918161
• 16181988795504 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 16181988795504's digits is 72
• More coming soon!