20621312800

Names of 20621312800

• Cardinal: 20621312800 can be written as Twenty billion, six hundred twenty-one million, three hundred twelve thousand, eight hundred.

Scientific notation

• Scientific notation: 2.06213128 × 10¹⁰

Factors of 20621312800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 791

Divisors of 20621312800

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 25 32 34 40 44 50 55 68 80 85 88 100 110 136 160 170 176 187 200 220 272 275 307 340 352 374 400 425 440 449 544 550 614 680 748 800 850 880 898 935 1100 1228 1360 1496 1535 1700 1760 1796 1870 2200 2245 2456 2720 2992 3070 3377 3400 3592 3740 4400 4490 4675 4912 4939 5219 5984 6140 6754 6800 7184 7480 7633 7675 8800 8980 9350 9824 9878 10438 11225 12280 13508 13600 14368 14960 15266 15350 16885 17960 18700 19756 20876 22450 24560 24695 26095 27016 29920 30532 30700 33770 35920 37400 38165 39512 41752 44900 49120 49390 52190 54032 57409 61064 61400 67540 71840 74800 76330 79024 83504 83963 84425 89800 98780 104380 108064 114818 122128 122800 123475 130475 135080 137843 149600 152660 158048 167008 167926 168850 179600 190825 197560 208760 229636 244256 245600 246950 260950 270160 275686 287045 305320 335852 337700 359200 381650 395120 417520 419815 459272 493900 521900 540320 551372 574090 610640 671704 675400 689215 763300 790240 835040 839630 918544 987800 1043800 1102744 1148180 1221280 1343408 1350800 1378430 1435225 1516273 1526600 1679260 1837088 1975600 2087600 2099075 2205488 2296360 2343331 2686816 2701600 2756860 2870450 3032546 3053200 3358520 3446075 3951200 4175200 4198150 4410976 4592720 4686662 5513720 5740900 6065092 6106400 6717040 6892150 7581365 8396300 9185440 9373324 11027440 11481800 11716655 12130184 13434080 13784300 15162730 16792600 18746648 22054880 22963600 23433310 24260368 25776641 27568600 30325460 33585200 37493296 37906825 45927200 46866620 48520736 51553282 55137200 58583275 60650920 67170400 74986592 75813650 93733240 103106564 110274400 117166550 121301840 128883205 151627300 187466480 206213128 234333100 242603680 257766410 303254600 374932960 412426256 468666200 515532820 606509200 644416025 824852512 937332400 1031065640 1213018400 1288832050 1874664800 2062131280 2577664100 4124262560 5155328200 10310656400 20621312800
• Sum of all divisors σ(n): 58468132800
• Sum of proper divisors (its aliquot sum) s(n): 37846820000
• 20621312800 is an abundant number, because the sum of its proper divisors (37846820000) is greater than itself. Its abundance is 17225507200

Bases of 20621312800

• Binary: 10011001101001000000100001100100000₂
• Hexadecimal: 0x4CD204320
• Base-36: 9H1EASG

Squares and roots of 20621312800

• 20621312800 squared (20621312800²) is 425238541595443840000
• 20621312800 cubed (20621312800³) is 8768976980855458479473152000000
• The square root of 20621312800 is 143601.2284070021
• The cube root of 20621312800 is 2742.2398436185

Scales and comparisons

• 20,621,312,800 seconds is equal to 655 years, 36 weeks, 14 hours, 26 minutes, 40 seconds.
• To count from 1 to 20,621,312,800 would take you about one thousand, three hundred eleven 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 20621312800 cubic inches would be around 228.5 feet tall.

Recreational maths with 20621312800

• 20621312800 backwards is 00821312602
• 20621312800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20621312800's digits is 25
• More coming soon!