21403677321728

Names of 21403677321728

• Cardinal: 21403677321728 can be written as Twenty-one trillion, four hundred three billion, six hundred seventy-seven million, three hundred twenty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1403677321728 × 10¹³

Factors of 21403677321728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 5319

Divisors of 21403677321728

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 8 13 16 26 32 47 52 64 71 94 104 128 142 188 193 208 256 284 376 386 416 512 568 611 752 772 832 923 1136 1222 1504 1544 1664 1846 2272 2444 2509 3008 3088 3328 3337 3692 4544 4888 4993 5018 6016 6176 6656 6674 7384 9071 9088 9776 9986 10036 12032 12352 13348 13703 14768 18142 18176 19552 19972 20072 24064 24704 26696 27406 29536 36284 36352 39104 39944 40144 43381 49408 53392 54812 59072 64909 72568 78208 79888 80288 86762 98816 106784 109624 117923 118144 129818 145136 156416 159776 160576 173524 178139 213568 219248 234671 235846 236288 259636 290272 312832 319552 321152 347048 354503 356278 427136 438496 469342 471692 472576 519272 580544 639104 642304 644041 694096 709006 712556 854272 876992 938684 943384 963649 1038544 1161088 1278208 1284608 1288082 1388192 1418012 1425112 1708544 1753984 1877368 1886768 1927298 2077088 2322176 2556416 2576164 2776384 2836024 2850224 3050723 3507968 3754736 3773536 3854596 4154176 4608539 4644352 5152328 5552768 5672048 5700448 6101446 7015936 7509472 7547072 7709192 8308352 8372533 9217078 10304656 11105536 11344096 11400896 12202892 12527437 15018944 15094144 15418384 16616704 16661641 16745066 18434156 20609312 22211072 22688192 22801792 24405784 25054874 30037888 30188288 30836768 33233408 33323282 33490132 36868312 41218624 45291503 45376384 45603584 48811568 50109748 60075776 60376576 61673536 66646564 66980264 68419079 73736624 82437248 90583006 90752768 91207168 97623136 100219496 120151552 123347072 133293128 133960528 136838158 147473248 164874496 181166012 181505536 195246272 200438992 216601333 246694144 266586256 267921056 273676316 294946496 329748992 362332024 390492544 400877984 433202666 493388288 533172512 535842112 547352632 588789539 589892992 724664048 780985088 801755968 866405332 889448027 1066345024 1071684224 1094705264 1177579078 1179785984 1449328096 1561970176 1603511936 1732810664 1778896054 2132690048 2143368448 2189410528 2355158156 2359571968 2898656192 3207023872 3215696713 3465621328 3557792108 4265380096 4286736896 4378821056 4710316312 5797312384 6414047744 6431393426 6931242656 7115584216 8530760192 8757642112 9420632624 11594624768 12862786852 13862485312 14231168432 17515284224 18841265248 23189249536 25725573704 27724970624 28462336864 35030568448 37682530496 41804057269 51451147408 55449941248 56924673728 75365060992 83608114538 102902294816 110899882496 113849347456 150730121984 167216229076 205804589632 227698694912 301460243968 334432458152 411609179264 455397389824 668864916304 823218358528 1337729832608 1646436717056 2675459665216 5350919330432 10701838660864 21403677321728
• Sum of all divisors σ(n): 47954312727552
• Sum of proper divisors (its aliquot sum) s(n): 26550635405824
• 21403677321728 is an abundant number, because the sum of its proper divisors (26550635405824) is greater than itself. Its abundance is 5146958084096

Bases of 21403677321728

• Binary: 100110111011101101110100101010110101000000000₂
• Hexadecimal: 0x13776E956A00
• Base-36: 7L4POUMM8

Squares and roots of 21403677321728

• 21403677321728 squared (21403677321728²) is 458117402892653491220905984
• 21403677321728 cubed (21403677321728³) is 9805397066982416796862229752422808420352
• The square root of 21403677321728 is 4626410.8466205203
• The cube root of 21403677321728 is 27764.9011533589

Scales and comparisons

• 21,403,677,321,728 seconds is equal to 680,570 years, 38 weeks, 18 hours, 42 minutes, 8 seconds.
• To count from 1 to 21,403,677,321,728 would take you about one million, seven hundred one thousand, four hundred twenty-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 21403677321728 cubic inches would be around 2313.7 feet tall.

Recreational maths with 21403677321728

• 21403677321728 backwards is 82712377630412
• The number of decimal digits it has is: 14
• The sum of 21403677321728's digits is 53
• More coming soon!