212723647920

Names of 212723647920

• Cardinal: 212723647920 can be written as Two hundred twelve billion, seven hundred twenty-three million, six hundred forty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.1272364792 × 10¹¹

Factors of 212723647920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2482803

Divisors of 212723647920

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 17 18 20 21 24 28 30 34 35 36 40 42 45 48 51 56 60 63 68 70 72 80 84 85 90 102 105 112 119 120 126 136 140 144 153 168 170 180 204 210 238 240 252 255 272 280 306 315 336 340 357 360 408 420 476 504 510 560 595 612 630 680 714 720 765 816 840 952 1008 1020 1071 1190 1224 1260 1360 1428 1530 1680 1785 1904 2040 2142 2380 2448 2520 2856 3060 3570 4080 4284 4760 5040 5355 5712 6120 7140 8568 9520 10710 12240 14280 17136 21420 28560 42840 85680 2482769 4965538 7448307 9931076 12413845 14896614 17379383 19862152 22344921 24827690 29793228 34758766 37241535 39724304 42207073 44689842 49655380 52138149 59586456 69517532 74483070 84414146 86896915 89379684 99310760 104276298 111724605 119172912 126621219 139035064 148966140 156414447 168828292 173793830 178759368 198621520 208552596 211035365 223449210 253242438 260690745 278070128 295449511 297932280 312828894 337656584 347587660 357518736 379863657 417105192 422070730 446898420 506484876 521381490 590899022 595864560 625657788 633106095 675313168 695175320 759727314 782072235 834210384 844141460 886348533 893796840 1012969752 1042762980 1181798044 1251315576 1266212190 1390350640 1477247555 1519454628 1564144470 1688282920 1772697066 1787593680 1899318285 2025939504 2085525960 2363596088 2502631152 2532424380 2659045599 2954495110 3038909256 3128288940 3376565840 3545394132 3798636570 4171051920 4431742665 4727192176 5064848760 5318091198 5908990220 6077818512 6256577880 7090788264 7597273140 8863485330 10129697520 10636182396 11817980440 12513155760 13295227995 14181576528 15194546280 17726970660 21272364792 23635960880 26590455990 30389092560 35453941320 42544729584 53180911980 70907882640 106361823960 212723647920
• Sum of all divisors σ(n): 864480651840
• Sum of proper divisors (its aliquot sum) s(n): 651757003920
• 212723647920 is an abundant number, because the sum of its proper divisors (651757003920) is greater than itself. Its abundance is 439033356000

Bases of 212723647920

• Binary: 11000110000111010100010100010110110000₂
• Hexadecimal: 0x31875145B0
• Base-36: 2PQ26180

Squares and roots of 212723647920

• 212723647920 squared (212723647920²) is 45251350384392120326400
• 212723647920 cubed (212723647920³) is 9626032327073986067535389081088000
• The square root of 212723647920 is 461219.7393000435
• The cube root of 212723647920 is 5969.5087160853

Scales and comparisons

• 212,723,647,920 seconds is equal to 6,763 years, 49 weeks, 4 days, 6 hours, 12 minutes.
• To count from 1 to 212,723,647,920 would take you about thirteen thousand, five 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 212723647920 cubic inches would be around 497.5 feet tall.

Recreational maths with 212723647920

• 212723647920 backwards is 029746327212
• 212723647920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 212723647920's digits is 45
• More coming soon!