12987074581128

Names of 12987074581128

• Cardinal: 12987074581128 can be written as Twelve trillion, nine hundred eighty-seven billion, seventy-four million, five hundred eighty-one thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2987074581128 × 10¹³

Factors of 12987074581128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 7475

Divisors of 12987074581128

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 19 24 27 36 38 54 57 72 76 81 108 114 152 162 171 216 228 324 342 361 456 513 648 684 722 1026 1083 1368 1444 1539 2052 2166 2888 3078 3249 4104 4332 6156 6498 7451 8664 9747 12312 12996 14902 19494 22353 25992 29241 29804 38988 44706 58482 59608 67059 77976 89412 116964 134118 141569 178824 201177 233928 268236 283138 402354 424707 536472 566276 603531 804708 849414 1132552 1207062 1274121 1609416 1698828 2414124 2548242 2689811 3397656 3822363 4828248 5096484 5379622 7644726 8069433 10192968 10759244 11467089 15289452 16138866 21518488 22934178 24208299 30578904 32277732 45868356 48416598 55517401 64555464 72624897 91736712 96833196 111034802 145249794 166552203 193666392 217874691 222069604 290499588 333104406 435749382 444139208 499656609 580999176 666208812 871498764 999313218 1054830619 1332417624 1498969827 1742997528 1998626436 2109661238 2997939654 3164491857 3997252872 4219322476 4496909481 5995879308 6328983714 8438644952 8993818962 9493475571 11991758616 12657967428 17987637924 18986951142 20041781761 25315934856 28480426713 35975275848 37973902284 40083563522 56960853426 60125345283 75947804568 80167127044 85441280139 113921706852 120250690566 160334254088 170882560278 180376035849 227843413704 240501381132 341765120556 360752071698 481002762264 541128107547 683530241112 721504143396 1082256215094 1443008286792 1623384322641 2164512430188 3246768645282 4329024860376 6493537290564 12987074581128
• Sum of all divisors σ(n): 38396268722295
• Sum of proper divisors (its aliquot sum) s(n): 25409194141167
• 12987074581128 is an abundant number, because the sum of its proper divisors (25409194141167) is greater than itself. Its abundance is 12422119560039

Bases of 12987074581128

• Binary: 10111100111111001001111101111001001010001000₂
• Hexadecimal: 0xBCFC9F79288
• Base-36: 4LQ6GW0I0

Squares and roots of 12987074581128

• 12987074581128 squared (12987074581128²) is 168664106175781016653752384
• 12987074581128 cubed (12987074581128³) is 2190453326064159764796785234646231409152
• The square root of 12987074581128 is 3603758.3966087401
• The cube root of 12987074581128 is 23505.5514762187

Scales and comparisons

• 12,987,074,581,128 seconds is equal to 412,948 years, 41 weeks, 4 days, 4 hours, 58 minutes, 48 seconds.
• To count from 1 to 12,987,074,581,128 would take you about one million, thirty-two thousand, three hundred seventy-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 12987074581128 cubic inches would be around 1958.8 feet tall.

Recreational maths with 12987074581128

• 12987074581128 backwards is 82118547078921
• The number of decimal digits it has is: 14
• The sum of 12987074581128's digits is 63
• More coming soon!