20469666816

Names of 20469666816

• Cardinal: 20469666816 can be written as Twenty billion, four hundred sixty-nine million, six hundred sixty-six thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 2.0469666816 × 10¹⁰

Factors of 20469666816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1635

Divisors of 20469666816

• Number of divisors d(n): 308
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 81 96 102 108 128 136 144 153 162 192 204 216 243 256 272 288 306 324 384 408 432 459 486 512 544 576 612 648 729 768 816 864 918 972 1024 1088 1152 1224 1296 1377 1458 1536 1613 1632 1728 1836 1944 2176 2304 2448 2592 2754 2916 3072 3226 3264 3456 3672 3888 4131 4352 4608 4839 4896 5184 5508 5832 6452 6528 6912 7344 7776 8262 8704 9216 9678 9792 10368 11016 11664 12393 12904 13056 13824 14517 14688 15552 16524 17408 19356 19584 20736 22032 23328 24786 25808 26112 27421 27648 29034 29376 31104 33048 38712 39168 41472 43551 44064 46656 49572 51616 52224 54842 58068 58752 62208 66096 77424 78336 82263 82944 87102 88128 93312 99144 103232 109684 116136 117504 124416 130653 132192 154848 156672 164526 174204 176256 186624 198288 206464 219368 232272 235008 246789 248832 261306 264384 309696 329052 348408 352512 373248 391959 396576 412928 438736 464544 470016 493578 522612 528768 619392 658104 696816 705024 740367 746496 783918 793152 825856 877472 929088 987156 1045224 1057536 1175877 1238784 1316208 1393632 1410048 1480734 1567836 1586304 1651712 1754944 1858176 1974312 2090448 2115072 2221101 2351754 2477568 2632416 2787264 2961468 3135672 3172608 3509888 3716352 3948624 4180896 4230144 4442202 4703508 4955136 5264832 5574528 5922936 6271344 6345216 6663303 7019776 7432704 7897248 8361792 8884404 9407016 10529664 11149056 11845872 12542688 12690432 13326606 14039552 14865408 15794496 16723584 17768808 18814032 19989909 21059328 22298112 23691744 25085376 26653212 28079104 31588992 33447168 35537616 37628064 39979818 42118656 44596224 47383488 50170752 53306424 63177984 66894336 71075232 75256128 79959636 84237312 94766976 100341504 106612848 126355968 133788672 142150464 150512256 159919272 189533952 200683008 213225696 252711936 284300928 301024512 319838544 379067904 401366016 426451392 568601856 602049024 639677088 758135808 852902784 1137203712 1204098048 1279354176 1705805568 2274407424 2558708352 3411611136 5117416704 6823222272 10234833408 20469666816
• Sum of all divisors σ(n): 65000102292
• Sum of proper divisors (its aliquot sum) s(n): 44530435476
• 20469666816 is an abundant number, because the sum of its proper divisors (44530435476) is greater than itself. Its abundance is 24060768660

Bases of 20469666816

• Binary: 10011000100000101100101010000000000₂
• Hexadecimal: 0x4C4165400
• Base-36: 9EJ4000

Squares and roots of 20469666816

• 20469666816 squared (20469666816²) is 419007259558051577856
• 20469666816 cubed (20469666816³) is 8576938996638547208855403626496
• The square root of 20469666816 is 143072.2433458007
• The cube root of 20469666816 is 2735.5012941451

Scales and comparisons

• 20,469,666,816 seconds is equal to 650 years, 45 weeks, 2 days, 10 hours, 33 minutes, 36 seconds.
• To count from 1 to 20,469,666,816 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 20469666816 cubic inches would be around 228 feet tall.

Recreational maths with 20469666816

• 20469666816 backwards is 61866696402
• 20469666816 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20469666816's digits is 54
• More coming soon!