12907521145728

Names of 12907521145728

• Cardinal: 12907521145728 can be written as Twelve trillion, nine hundred seven billion, five hundred twenty-one million, one hundred forty-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2907521145728 × 10¹³

Factors of 12907521145728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1018585965

Divisors of 12907521145728

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 64 66 72 88 96 99 128 132 144 176 192 198 264 288 352 384 396 528 576 704 792 1056 1152 1408 1584 2112 3168 4224 6336 12672 1018585949 2037171898 3055757847 4074343796 6111515694 8148687592 9167273541 11204445439 12223031388 16297375184 18334547082 22408890878 24446062776 32594750368 33613336317 36669094164 44817781756 48892125552 65189500736 67226672634 73338188328 89635563512 97784251104 100840008951 130379001472 134453345268 146676376656 179271127024 195568502208 201680017902 268906690536 293352753312 358542254048 391137004416 403360035804 537813381072 586705506624 717084508096 806720071608 1075626762144 1173411013248 1434169016192 1613440143216 2151253524288 3226880286432 4302507048576 6453760572864 12907521145728
• Sum of all divisors σ(n): 40519349091000
• Sum of proper divisors (its aliquot sum) s(n): 27611827945272
• 12907521145728 is an abundant number, because the sum of its proper divisors (27611827945272) is greater than itself. Its abundance is 14704306799544

Bases of 12907521145728

• Binary: 10111011110101000100001101100111101110000000₂
• Hexadecimal: 0xBBD44367B80
• Base-36: 4KPMSTSW0

Squares and roots of 12907521145728

• 12907521145728 squared (12907521145728²) is 166604102127415461812649984
• 12907521145728 cubed (12907521145728³) is 2150445971174642343895478153163520868352
• The square root of 12907521145728 is 3592703.8767101305
• The cube root of 12907521145728 is 23457.4580537857

Scales and comparisons

• 12,907,521,145,728 seconds is equal to 410,419 years, 12 weeks, 5 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 12,907,521,145,728 would take you about one million, twenty-six thousand and forty-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 12907521145728 cubic inches would be around 1954.8 feet tall.

Recreational maths with 12907521145728

• 12907521145728 backwards is 82754112570921
• The number of decimal digits it has is: 14
• The sum of 12907521145728's digits is 54
• More coming soon!