21316673448

Names of 21316673448

• Cardinal: 21316673448 can be written as Twenty-one billion, three hundred sixteen million, six hundred seventy-three thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 2.1316673448 × 10¹⁰

Factors of 21316673448

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4579

Divisors of 21316673448

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 49 54 56 63 72 81 84 98 108 126 147 162 168 189 196 216 243 252 294 324 343 378 392 441 486 504 567 588 648 686 756 882 972 1029 1134 1176 1323 1372 1512 1701 1764 1944 2058 2268 2401 2646 2744 3087 3402 3528 3969 4116 4536 4567 4802 5292 6174 6804 7203 7938 8232 9134 9261 9604 10584 11907 12348 13608 13701 14406 15876 18268 18522 19208 21609 23814 24696 27402 27783 28812 31752 31969 36536 37044 41103 43218 47628 54804 55566 57624 63938 64827 74088 82206 83349 86436 95256 95907 109608 111132 123309 127876 129654 164412 166698 172872 191814 194481 222264 223783 246618 255752 259308 287721 328824 333396 369927 383628 388962 447566 493236 518616 575442 583443 666792 671349 739854 767256 777924 863163 895132 986472 1109781 1150884 1166886 1342698 1479708 1555848 1566481 1726326 1790264 2014047 2219562 2301768 2333772 2589489 2685396 2959416 3132962 3452652 4028094 4439124 4667544 4699443 5178978 5370792 6042141 6265924 6905304 7768467 8056188 8878248 9398886 10357956 10965367 12084282 12531848 14098329 15536934 16112376 18126423 18797772 20715912 21930734 24168564 28196658 31073868 32896101 36252846 37595544 42294987 43861468 48337128 54379269 56393316 62147736 65792202 72505692 84589974 87722936 98688303 108758538 112786632 126884961 131584404 145011384 169179948 197376606 217517076 253769922 263168808 296064909 338359896 380654883 394753212 435034152 507539844 592129818 761309766 789506424 888194727 1015079688 1184259636 1522619532 1776389454 2368519272 2664584181 3045239064 3552778908 5329168362 7105557816 10658336724 21316673448
• Sum of all divisors σ(n): 69860525280
• Sum of proper divisors (its aliquot sum) s(n): 48543851832
• 21316673448 is an abundant number, because the sum of its proper divisors (48543851832) is greater than itself. Its abundance is 27227178384

Bases of 21316673448

• Binary: 10011110110100100101001111110101000₂
• Hexadecimal: 0x4F6929FA8
• Base-36: 9SJEAI0

Squares and roots of 21316673448

• 21316673448 squared (21316673448²) is 454400566888668208704
• 21316673448 cubed (21316673448³) is 9686308498951821576562279291392
• The square root of 21316673448 is 146002.3063105511
• The cube root of 21316673448 is 2772.7229519299

Scales and comparisons

• 21,316,673,448 seconds is equal to 677 years, 41 weeks, 5 days, 18 hours, 10 minutes, 48 seconds.
• To count from 1 to 21,316,673,448 would take you about one thousand, three hundred fifty-five 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 21316673448 cubic inches would be around 231.1 feet tall.

Recreational maths with 21316673448

• 21316673448 backwards is 84437661312
• The number of decimal digits it has is: 11
• The sum of 21316673448's digits is 45
• More coming soon!