20364920640

Names of 20364920640

• Cardinal: 20364920640 can be written as Twenty billion, three hundred sixty-four million, nine hundred twenty thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.036492064 × 10¹⁰

Factors of 20364920640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7462

Divisors of 20364920640

• Number of divisors d(n): 224
• 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 60 64 72 80 90 96 108 120 135 144 160 180 192 216 240 270 288 320 331 360 432 480 540 576 662 720 864 960 993 1080 1324 1440 1655 1728 1986 2160 2648 2880 2979 3310 3972 4320 4965 5296 5958 6620 7121 7944 8640 8937 9930 10592 11916 13240 14242 14895 15888 17874 19860 21184 21363 23832 26480 28484 29790 31776 35605 35748 39720 42726 44685 47664 52960 56968 59580 63552 64089 71210 71496 79440 85452 89370 95328 105920 106815 113936 119160 128178 142420 142992 158880 170904 178740 190656 192267 213630 227872 238320 256356 284840 285984 317760 320445 341808 357480 384534 427260 455744 476640 512712 569680 571968 640890 683616 714960 769068 854520 953280 961335 1025424 1139360 1281780 1367232 1429920 1538136 1709040 1922670 2050848 2278720 2357051 2563560 2859840 3076272 3418080 3845340 4101696 4714102 5127120 6152544 6836160 7071153 7690680 9428204 10254240 11785255 12305088 14142306 15381360 18856408 20508480 21213459 23570510 28284612 30762720 35355765 37712816 42426918 47141020 56569224 61525440 63640377 70711530 75425632 84853836 94282040 106067295 113138448 127280754 141423060 150851264 169707672 188564080 212134590 226276896 254561508 282846120 318201885 339415344 377128160 424269180 452553792 509123016 565692240 636403770 678830688 754256320 848538360 1018246032 1131384480 1272807540 1357661376 1697076720 2036492064 2262768960 2545615080 3394153440 4072984128 5091230160 6788306880 10182460320 20364920640
• Sum of all divisors σ(n): 72070081920
• Sum of proper divisors (its aliquot sum) s(n): 51705161280
• 20364920640 is an abundant number, because the sum of its proper divisors (51705161280) is greater than itself. Its abundance is 31340240640

Bases of 20364920640

• Binary: 10010111101110110000000011101000000₂
• Hexadecimal: 0x4BDD80740
• Base-36: 9CSQXC0

Squares and roots of 20364920640

• 20364920640 squared (20364920640²) is 414729992673498009600
• 20364920640 cubed (20364920640³) is 8445943387823568396701958144000
• The square root of 20364920640 is 142705.7134105007
• The cube root of 20364920640 is 2730.8273304609

Scales and comparisons

• 20,364,920,640 seconds is equal to 647 years, 28 weeks, 1 day, 2 hours, 24 minutes.
• To count from 1 to 20,364,920,640 would take you about one thousand, two hundred ninety-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 20364920640 cubic inches would be around 227.6 feet tall.

Recreational maths with 20364920640

• 20364920640 backwards is 04602946302
• 20364920640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20364920640's digits is 36
• More coming soon!