20294047440

Names of 20294047440

• Cardinal: 20294047440 can be written as Twenty billion, two hundred ninety-four million, forty-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.029404744 × 10¹⁰

Factors of 20294047440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2473

Divisors of 20294047440

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 30 36 38 40 45 48 57 60 72 76 80 90 95 114 120 144 152 171 180 190 228 240 285 304 342 360 380 456 570 684 720 760 855 912 1123 1140 1321 1368 1520 1710 2246 2280 2642 2736 3369 3420 3963 4492 4560 5284 5615 6605 6738 6840 7926 8984 10107 10568 11230 11889 13210 13476 13680 15852 16845 17968 19815 20214 21136 21337 22460 23778 25099 26420 26952 31704 33690 39630 40428 42674 44920 47556 50198 50535 52840 53904 59445 63408 64011 67380 75297 79260 80856 85348 89840 95112 100396 101070 105680 106685 118890 125495 128022 134760 150594 158520 161712 170696 190224 192033 200792 202140 213370 225891 237780 250990 256044 269520 301188 317040 320055 341392 376485 384066 401584 404280 426740 451782 475560 501980 512088 602376 640110 752970 768132 808560 853480 903564 951120 960165 1003960 1024176 1129455 1204752 1280220 1483483 1505940 1536264 1706960 1807128 1920330 2007920 2258910 2560440 2966966 3011880 3072528 3614256 3840660 4450449 4517820 5120880 5933932 6023760 7417415 7681320 8900898 9035640 11867864 13351347 14834830 15362640 17801796 18071280 22252245 23735728 26702694 28186177 29669660 35603592 44504490 53405388 56372354 59339320 66756735 71207184 84558531 89008980 106810776 112744708 118678640 133513470 140930885 169117062 178017960 213621552 225489416 253675593 267026940 281861770 338234124 356035920 422792655 450978832 507351186 534053880 563723540 676468248 845585310 1014702372 1068107760 1127447080 1268377965 1352936496 1691170620 2029404744 2254894160 2536755930 3382341240 4058809488 5073511860 6764682480 10147023720 20294047440
• Sum of all divisors σ(n): 71859478080
• Sum of proper divisors (its aliquot sum) s(n): 51565430640
• 20294047440 is an abundant number, because the sum of its proper divisors (51565430640) is greater than itself. Its abundance is 31271383200

Bases of 20294047440

• Binary: 10010111001100111101001011011010000₂
• Hexadecimal: 0x4B99E96D0
• Base-36: 9BMJV80

Squares and roots of 20294047440

• 20294047440 squared (20294047440²) is 411848361496970553600
• 20294047440 cubed (20294047440³) is 8358070186305789831041462784000
• The square root of 20294047440 is 142457.1775657515
• The cube root of 20294047440 is 2727.6557422557

Scales and comparisons

• 20,294,047,440 seconds is equal to 645 years, 14 weeks, 6 days, 19 hours, 24 minutes.
• To count from 1 to 20,294,047,440 would take you about one thousand, two hundred ninety 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 20294047440 cubic inches would be around 227.3 feet tall.

Recreational maths with 20294047440

• 20294047440 backwards is 04474049202
• 20294047440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20294047440's digits is 36
• More coming soon!