21148403584

Names of 21148403584

• Cardinal: 21148403584 can be written as Twenty-one billion, one hundred forty-eight million, four hundred three thousand, five hundred eighty-four.

Scientific notation

• Scientific notation: 2.1148403584 × 10¹⁰

Factors of 21148403584

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3289

Divisors of 21148403584

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 23 28 29 32 44 46 56 58 64 77 88 92 112 116 128 154 161 176 184 203 224 232 253 308 319 322 352 368 406 448 464 506 616 638 644 667 704 736 812 896 928 1012 1232 1276 1288 1334 1408 1472 1624 1771 1856 2024 2233 2464 2552 2576 2668 2944 3217 3248 3542 3712 4048 4466 4669 4928 5104 5152 5336 6434 6496 7084 7337 8096 8932 9338 9856 10208 10304 10672 12868 12992 14168 14674 16192 17864 18676 20416 20608 21344 22519 25736 25984 28336 29348 32384 35387 35728 37352 40832 42688 45038 51359 51472 56672 58696 70774 71456 73991 74704 85376 90076 93293 102718 102944 113344 117392 141548 142912 147982 149408 180152 186586 205436 205888 226688 234784 247709 283096 285824 295964 298816 360304 373172 410872 411776 469568 495418 517937 566192 591928 597632 653051 720608 746344 813901 821744 939136 990836 1026223 1035874 1132384 1183856 1306102 1441216 1492688 1627802 1643488 1981672 2052446 2071748 2145739 2264768 2367712 2612204 2882432 2985376 3255604 3286976 3963344 4104892 4143496 4291478 4529536 4735424 5224408 5697307 5970752 6511208 6573952 7183561 7926688 8209784 8286992 8582956 9470848 10448816 11394614 11941504 13022416 14367122 15020173 15853376 16419568 16573984 17165912 20897632 22789228 23603129 26044832 28734244 30040346 31706752 32839136 33147968 34331824 41795264 45578456 47206258 52089664 57468488 60080692 65678272 66295936 68663648 83590528 91156912 94412516 104179328 114936976 120161384 131356544 137327296 165221903 182313824 188825032 229873952 240322768 274654592 330443806 364627648 377650064 459747904 480645536 660887612 729255296 755300128 919495808 961291072 1321775224 1510600256 1922582144 2643550448 3021200512 5287100896 10574201792 21148403584
• Sum of all divisors σ(n): 56719180800
• Sum of proper divisors (its aliquot sum) s(n): 35570777216
• 21148403584 is an abundant number, because the sum of its proper divisors (35570777216) is greater than itself. Its abundance is 14422373632

Bases of 21148403584

• Binary: 10011101100100010110000011110000000₂
• Hexadecimal: 0x4EC8B0780
• Base-36: 9PR7ON4

Squares and roots of 21148403584

• 21148403584 squared (21148403584²) is 447254974151744045056
• 21148403584 cubed (21148403584³) is 9458728698312571122312967880704
• The square root of 21148403584 is 145424.9070276477
• The cube root of 21148403584 is 2765.4078833041

Scales and comparisons

• 21,148,403,584 seconds is equal to 672 years, 23 weeks, 4 days, 4 hours, 33 minutes, 4 seconds.
• To count from 1 to 21,148,403,584 would take you about one thousand, three hundred forty-four 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 21148403584 cubic inches would be around 230.5 feet tall.

Recreational maths with 21148403584

• 21148403584 backwards is 48530484112
• The number of decimal digits it has is: 11
• The sum of 21148403584's digits is 40
• More coming soon!