21042259345408

Names of 21042259345408

• Cardinal: 21042259345408 can be written as Twenty-one trillion, forty-two billion, two hundred fifty-nine million, three hundred forty-five thousand, four hundred eight.

Scientific notation

• Scientific notation: 2.1042259345408 × 10¹³

Factors of 21042259345408

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 573

Divisors of 21042259345408

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 163 196 224 256 326 392 401 448 512 652 784 802 896 1024 1141 1304 1568 1604 1792 2048 2282 2608 2807 3136 3208 3584 4096 4564 5216 5614 6272 6416 7168 7987 8192 9128 10432 11228 12544 12832 14336 15974 16384 18256 19649 20864 22456 25088 25664 28672 31948 36512 39298 41728 44912 50176 51328 57344 63896 65363 73024 78596 83456 89824 100352 102656 114688 127792 130726 146048 157192 160801 166912 179648 200704 205312 255584 261452 292096 314384 321602 333824 359296 401408 410624 457541 511168 522904 584192 628768 643204 667648 718592 802816 821248 915082 1022336 1045808 1125607 1168384 1257536 1286408 1335296 1437184 1642496 1830164 2044672 2091616 2251214 2336768 2515072 2572816 2670592 2874368 3202787 3284992 3660328 4089344 4183232 4502428 4673536 5030144 5145632 5748736 6405574 6569984 7320656 7879249 8178688 8366464 9004856 9347072 10060288 10291264 11497472 12811148 14641312 15758498 16357376 16732928 18009712 18694144 20120576 20582528 22994944 25622296 26210563 29282624 31516996 32714752 33465856 36019424 40241152 41165056 45989888 51244592 52421126 58565248 63033992 65429504 66931712 72038848 80482304 82330112 102489184 104842252 117130496 126067984 130859008 133863424 144077696 160964608 164660224 183473941 204978368 209684504 234260992 252135968 267726848 288155392 321929216 329320448 366947882 409956736 419369008 468521984 504271936 535453696 576310784 658640896 733895764 819913472 838738016 937043968 1008543872 1070907392 1152621568 1284317587 1317281792 1467791528 1639826944 1677476032 1874087936 2017087744 2305243136 2568635174 2634563584 2935583056 3279653888 3354952064 3748175872 4034175488 4610486272 5137270348 5871166112 6559307776 6709904128 7496351744 8068350976 9220972544 10274540696 11742332224 13118615552 13419808256 16136701952 18441945088 20549081392 23484664448 26237231104 26839616512 32273403904 41098162784 46969328896 52474462208 53679233024 64546807808 82196325568 93938657792 107358466048 129093615616 164392651136 187877315584 214716932096 328785302272 375754631168 429433864192 657570604544 751509262336 1315141209088 1503018524672 2630282418176 3006037049344 5260564836352 10521129672704 21042259345408
• Sum of all divisors σ(n): 49377432576948
• Sum of proper divisors (its aliquot sum) s(n): 28335173231540
• 21042259345408 is an abundant number, because the sum of its proper divisors (28335173231540) is greater than itself. Its abundance is 7292913886132

Bases of 21042259345408

• Binary: 100110010001101001000011001001100000000000000₂
• Hexadecimal: 0x13234864C000
• Base-36: 7GIOHX3B4

Squares and roots of 21042259345408

• 21042259345408 squared (21042259345408²) is 442776678359410312650686464
• 21042259345408 cubed (21042259345408³) is 9317021698137013804833918375330486157312
• The square root of 21042259345408 is 4587184.2502136319
• The cube root of 21042259345408 is 27607.7357654301

Scales and comparisons

• 21,042,259,345,408 seconds is equal to 669,078 years, 39 weeks, 3 days, 8 hours, 23 minutes, 28 seconds.
• To count from 1 to 21,042,259,345,408 would take you about one million, six hundred seventy-two thousand, six hundred ninety-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 21042259345408 cubic inches would be around 2300.6 feet tall.

Recreational maths with 21042259345408

• 21042259345408 backwards is 80454395224012
• 21042259345408 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21042259345408's digits is 49
• More coming soon!