20472221440

Names of 20472221440

• Cardinal: 20472221440 can be written as Twenty billion, four hundred seventy-two million, two hundred twenty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.047222144 × 10¹⁰

Factors of 20472221440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 155

Divisors of 20472221440

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 31 32 34 40 44 55 62 64 68 80 85 88 89 110 124 128 136 155 160 170 176 178 187 220 248 256 272 310 320 340 341 352 356 374 440 445 496 527 544 620 640 680 682 704 712 748 880 890 935 961 979 992 1054 1088 1240 1280 1360 1364 1408 1424 1496 1513 1705 1760 1780 1870 1922 1958 1984 2108 2176 2480 2635 2720 2728 2759 2816 2848 2992 3026 3410 3520 3560 3740 3844 3916 3968 4216 4352 4805 4895 4960 5270 5440 5456 5518 5696 5797 5984 6052 6820 7040 7120 7480 7565 7688 7832 7936 8432 9610 9790 9920 10540 10571 10880 10912 11036 11392 11594 11968 12104 13640 13795 14080 14240 14960 15130 15376 15664 16337 16643 16864 19220 19580 19840 21080 21142 21760 21824 22072 22784 23188 23936 24208 27280 27590 28480 28985 29920 30260 30349 30752 31328 32674 33286 33728 38440 39160 39680 42160 42284 43648 44144 46376 46903 47872 48416 52855 54560 55180 56960 57970 59840 60520 60698 61504 62656 65348 66572 67456 76880 78320 81685 83215 84320 84568 85529 87296 88288 92752 93806 96832 105710 109120 110360 113920 115940 119680 121040 121396 123008 125312 130696 133144 134912 151745 153760 156640 163370 166430 168640 169136 171058 176576 179707 185504 187612 193664 211420 218240 220720 231880 234515 239360 242080 242792 246016 250624 261392 266288 303490 307520 313280 326740 332860 337280 338272 342116 353152 359414 371008 375224 387328 422840 427645 436480 441440 463760 469030 484160 485584 515933 522784 532576 606980 615040 626560 653480 665720 674560 676544 684232 706304 718828 742016 750448 845680 855290 882880 898535 927520 938060 940819 968320 971168 1031866 1045568 1065152 1213960 1230080 1253120 1306960 1331440 1353088 1368464 1437656 1453993 1484032 1500896 1691360 1710580 1765760 1797070 1855040 1876120 1881638 1936640 1942336 2063732 2091136 2130304 2427920 2579665 2613920 2662880 2706176 2736928 2875312 2907986 3001792 3382720 3421160 3531520 3594140 3710080 3752240 3763276 3884672 4127464 4182272 4260608 4704095 4855840 5159330 5227840 5325760 5473856 5750624 5815972 6003584 6765440 6842320 7188280 7269965 7420160 7504480 7526552 7769344 8254928 9408190 9711680 10318660 10455680 10651520 10947712 11501248 11631944 12007168 13530880 13684640 14376560 14539930 15008960 15053104 15993923 16509856 18816380 19423360 20637320 20911360 21303040 21895424 23002496 23263888 27369280 28753120 29079860 30017920 30106208 31987846 33019712 37632760 38846720 41274640 46004992 46527776 54738560 57506240 58159720 60035840 60212416 63975692 66039424 75265520 79969615 82549280 93055552 109477120 115012480 116319440 120424832 127951384 132078848 150531040 159939230 165098560 186111104 230024960 232638880 240849664 255902768 301062080 319878460 330197120 372222208 465277760 511805536 602124160 639756920 660394240 930555520 1023611072 1204248320 1279513840 1861111040 2047222144 2559027680 4094444288 5118055360 10236110720 20472221440
• Sum of all divisors σ(n): 59185818720
• Sum of proper divisors (its aliquot sum) s(n): 38713597280
• 20472221440 is an abundant number, because the sum of its proper divisors (38713597280) is greater than itself. Its abundance is 18241375840

Bases of 20472221440

• Binary: 10011000100001111010100111100000000₂
• Hexadecimal: 0x4C43D4F00
• Base-36: 9EKMR5S

Squares and roots of 20472221440

• 20472221440 squared (20472221440²) is 419111850688395673600
• 20472221440 cubed (20472221440³) is 8580150615421052668277161984000
• The square root of 20472221440 is 143081.1708087405
• The cube root of 20472221440 is 2735.6150866921

Scales and comparisons

• 20,472,221,440 seconds is equal to 650 years, 49 weeks, 4 days, 10 minutes, 40 seconds.
• To count from 1 to 20,472,221,440 would take you about one thousand, three hundred one 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 20472221440 cubic inches would be around 228 feet tall.

Recreational maths with 20472221440

• 20472221440 backwards is 04412227402
• The number of decimal digits it has is: 11
• The sum of 20472221440's digits is 28
• More coming soon!