28187988408832

Names of 28187988408832

• Cardinal: 28187988408832 can be written as Twenty-eight trillion, one hundred eighty-seven billion, nine hundred eighty-eight million, four hundred eight thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 2.8187988408832 × 10¹³

Factors of 28187988408832

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 213

Divisors of 28187988408832

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 49 56 62 64 98 112 124 128 173 196 217 224 248 256 343 346 392 434 448 496 512 686 692 784 868 896 992 1211 1372 1384 1519 1568 1736 1792 1984 2422 2744 2768 3038 3136 3472 3584 3968 4844 5363 5488 5536 6076 6272 6944 7936 8477 9688 10633 10726 10976 11072 12152 12544 13888 15872 16954 19376 21266 21452 21952 22144 24304 25088 27776 29929 33908 37541 38752 42532 42904 43904 44288 48608 55552 59339 59858 67816 75082 77504 85064 85808 87808 88576 97216 111104 118678 119716 135632 150164 155008 170128 171616 175616 194432 209503 237356 239432 262787 271264 300328 310016 340256 343232 388864 419006 474712 478864 525574 542528 600656 620032 680512 686464 777728 838012 927799 949424 957728 1051148 1085056 1201312 1361024 1372928 1466521 1676024 1839509 1855598 1898848 1915456 2102296 2170112 2402624 2722048 2745856 2933042 3352048 3679018 3711196 3797696 3830912 4204592 4340224 4805248 5177717 5444096 5866084 6494593 6704096 7358036 7422392 7595392 7661824 8409184 9610496 10265647 10355434 11732168 12989186 13408192 14716072 14844784 15190784 15323648 16818368 19220992 20531294 20710868 23464336 25978372 26816384 29432144 29689568 30381568 33636736 36244019 41062588 41421736 45462151 46928672 51956744 53632768 58864288 59379136 67273472 72488038 82125176 82843472 90924302 93857344 103913488 107265536 117728576 118758272 134546944 144976076 160509227 164250352 165686944 181848604 187714688 207826976 235457152 237516544 253708133 289952152 318235057 321018454 328500704 331373888 363697208 375429376 415653952 470914304 475033088 507416266 579904304 636470114 642036908 657001408 662747776 727394416 750858752 831307904 941828608 1014832532 1123564589 1159808608 1272940228 1284073816 1314002816 1325495552 1454788832 1662615808 1775956931 2029665064 2247129178 2319617216 2545880456 2568147632 2628005632 2650991104 2909577664 3325231616 3551913862 4059330128 4494258356 4639234432 5091760912 5136295264 5256011264 5819155328 7103827724 7864952123 8118660256 8988516712 9278468864 10183521824 10272590528 11638310656 14207655448 15729904246 16237320512 17977033424 18556937728 20367043648 20545181056 23276621312 28415310896 31459808492 32474641024 35954066848 40734087296 41090362112 55054664861 56830621792 62919616984 64949282048 71908133696 81468174592 82180724224 110109329722 113661243584 125839233968 129898564096 143816267392 162936349184 220218659444 227322487168 251678467936 287632534784 440437318888 454644974336 503356935872 575265069568 880874637776 909289948672 1006713871744 1761749275552 2013427743488 3523498551104 4026855486976 7046997102208 14093994204416 28187988408832
• Sum of all divisors σ(n): 68193278208000
• Sum of proper divisors (its aliquot sum) s(n): 40005289799168
• 28187988408832 is an abundant number, because the sum of its proper divisors (40005289799168) is greater than itself. Its abundance is 11817301390336

Bases of 28187988408832

• Binary: 110011010001100000111000010010011101000000000₂
• Hexadecimal: 0x19A307093A00
• Base-36: 9ZPDSI874

Squares and roots of 28187988408832

• 28187988408832 squared (28187988408832²) is 794562690536447187175604224
• 28187988408832 cubed (28187988408832³) is 22397123910931740772136462186237938106368
• The square root of 28187988408832 is 5309236.1417469463
• The cube root of 28187988408832 is 30433.6957603679

Scales and comparisons

• 28,187,988,408,832 seconds is equal to 896,290 years, 43 weeks, 4 days, 20 hours, 13 minutes, 52 seconds.
• To count from 1 to 28,187,988,408,832 would take you about two million, two hundred forty thousand, seven hundred twenty-seven 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 28187988408832 cubic inches would be around 2536.1 feet tall.

Recreational maths with 28187988408832

• 28187988408832 backwards is 23880488978182
• The number of decimal digits it has is: 14
• The sum of 28187988408832's digits is 76
• More coming soon!