20481647040

Names of 20481647040

• Cardinal: 20481647040 can be written as Twenty billion, four hundred eighty-one million, six hundred forty-seven thousand and forty.

Scientific notation

• Scientific notation: 2.048164704 × 10¹⁰

Factors of 20481647040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 296

Divisors of 20481647040

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 59 60 64 72 80 81 90 96 108 118 120 135 144 160 162 177 180 192 216 227 236 240 270 288 295 320 324 354 360 405 432 454 472 480 531 540 576 590 648 681 708 720 810 864 885 908 944 960 1062 1080 1135 1180 1296 1362 1416 1440 1593 1620 1728 1770 1816 1888 2043 2124 2160 2270 2360 2592 2655 2724 2832 2880 3186 3240 3405 3481 3540 3632 3776 4086 4248 4320 4540 4720 4779 5184 5310 5448 5664 6129 6372 6480 6810 6962 7080 7264 7965 8172 8496 8640 9080 9440 9558 10215 10443 10620 10896 11328 12258 12744 12960 13393 13620 13924 14160 14528 15930 16344 16992 17405 18160 18387 18880 19116 20430 20886 21240 21792 23895 24516 25488 25920 26786 27240 27848 28320 30645 31329 31860 32688 33984 34810 36320 36774 38232 40179 40860 41772 42480 43584 47790 49032 50976 52215 53572 54480 55696 56640 61290 62658 63720 65376 66965 69620 72640 73548 76464 80358 81720 83544 84960 91935 93987 95580 98064 101952 104430 107144 108960 111392 120537 122580 125316 127440 130752 133930 139240 147096 152928 156645 160716 163440 167088 169920 183870 187974 191160 196128 200895 208860 214288 217920 222784 241074 245160 250632 254880 267860 278480 281961 294192 305856 313290 321432 326880 334176 361611 367740 375948 382320 392256 401790 417720 428576 469935 482148 490320 501264 509760 535720 556960 563922 588384 602685 626580 642864 653760 668352 723222 735480 751896 764640 790187 803580 835440 857152 939870 964296 980640 1002528 1071440 1084833 1113920 1127844 1176768 1205370 1253160 1285728 1409805 1446444 1470960 1503792 1529280 1580374 1607160 1670880 1808055 1879740 1928592 1961280 2005056 2142880 2169666 2255688 2370561 2410740 2506320 2571456 2819610 2892888 2941920 3007584 3160748 3214320 3341760 3616110 3759480 3857184 3950935 4285760 4339332 4511376 4741122 4821480 5012640 5424165 5639220 5785776 5883840 6015168 6321496 6428640 7111683 7232220 7518960 7714368 7901870 8678664 9022752 9482244 9642960 10025280 10848330 11278440 11571552 11852805 12642992 12857280 14223366 14464440 15037920 15803740 17357328 18045504 18964488 19285920 21335049 21696660 22556880 23143104 23705610 25285984 28446732 28928880 30075840 31607480 34714656 35558415 37928976 38571840 42670098 43393320 45113760 47411220 50571968 56893464 57857760 63214960 64005147 69429312 71116830 75857952 85340196 86786640 90227520 94822440 106675245 113786928 115715520 126429920 128010294 142233660 151715904 170680392 173573280 189644880 213350490 227573856 252859840 256020588 284467320 320025735 341360784 347146560 379289760 426700980 455147712 512041176 568934640 640051470 682721568 758579520 853401960 1024082352 1137869280 1280102940 1365443136 1706803920 2048164704 2275738560 2560205880 3413607840 4096329408 5120411760 6827215680 10240823520 20481647040
• Sum of all divisors σ(n): 74439100296
• Sum of proper divisors (its aliquot sum) s(n): 53957453256
• 20481647040 is an abundant number, because the sum of its proper divisors (53957453256) is greater than itself. Its abundance is 33475806216

Bases of 20481647040

• Binary: 10011000100110011010010000111000000₂
• Hexadecimal: 0x4C4CD21C0
• Base-36: 9EQ8S00

Squares and roots of 20481647040

• 20481647040 squared (20481647040²) is 419497865471140761600
• 20481647040 cubed (20481647040³) is 8592007214613308385247985664000
• The square root of 20481647040 is 143114.1049652339
• The cube root of 20481647040 is 2736.0348564351

Scales and comparisons

• 20,481,647,040 seconds is equal to 651 years, 13 weeks, 1 day, 2 hours, 24 minutes.
• To count from 1 to 20,481,647,040 would take you about one thousand, three hundred two 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 20481647040 cubic inches would be around 228 feet tall.

Recreational maths with 20481647040

• 20481647040 backwards is 04074618402
• 20481647040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20481647040's digits is 36
• More coming soon!