20500920180

Names of 20500920180

• Cardinal: 20500920180 can be written as Twenty billion, five hundred million, nine hundred twenty thousand, one hundred eighty.

Scientific notation

• Scientific notation: 2.050092018 × 10¹⁰

Factors of 20500920180

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 853

Divisors of 20500920180

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 81 90 103 108 117 130 135 156 162 169 180 195 206 234 260 270 309 324 338 351 390 405 412 468 507 515 540 585 618 676 702 727 780 810 845 927 1014 1030 1053 1170 1236 1339 1404 1454 1521 1545 1620 1690 1755 1854 2028 2060 2106 2181 2340 2535 2678 2781 2908 3042 3090 3380 3510 3635 3708 4017 4212 4362 4563 4635 5070 5265 5356 5562 6084 6180 6543 6695 7020 7270 7605 8034 8343 8724 9126 9270 9451 10140 10530 10905 11124 12051 13086 13390 13689 13905 14540 15210 16068 16686 17407 18252 18540 18902 19629 20085 21060 21810 22815 24102 26172 26780 27378 27810 28353 30420 32715 33372 34814 36153 37804 39258 40170 41715 43620 45630 47255 48204 52221 54756 55620 56706 58887 60255 65430 68445 69628 72306 74881 78516 80340 83430 85059 87035 91260 94510 98145 104442 108459 113412 117774 120510 122863 130860 136890 141765 144612 149762 156663 166860 170118 174070 180765 189020 196290 208884 216918 224643 235548 241020 245726 255177 261105 273780 283530 294435 299524 313326 340236 348140 361530 368589 374405 392580 425295 433836 449286 469989 491452 510354 522210 542295 567060 588870 614315 626652 673929 723060 737178 748810 765531 783315 850590 898572 939978 973453 1020708 1044420 1084590 1105767 1123215 1177740 1228630 1275885 1347858 1409967 1474356 1497620 1531062 1566630 1701180 1842945 1879956 1946906 2021787 2169180 2211534 2246430 2349945 2457260 2551770 2695716 2819934 2920359 3062124 3133260 3317301 3369645 3685890 3827655 3893812 4043574 4423068 4492860 4699890 4867265 5103540 5528835 5639868 5840718 6065361 6634602 6739290 7049835 7371780 7655310 8087148 8761077 9399780 9734530 9951903 10108935 11057670 11681436 12130722 12654889 13269204 13478580 14099670 14601795 15310620 16586505 17522154 19469060 19903806 20217870 22115340 24261444 25309778 26283231 28199340 29203590 30326805 33173010 35044308 37964667 39807612 40435740 43805385 49759515 50619556 52566462 58407180 60653610 63274445 66346020 75929334 78849693 87610770 99519030 105132924 113894001 121307220 126548890 131416155 151858668 157699386 175221540 189823335 199038060 227788002 253097780 262832310 315398772 341682003 379646670 394248465 455576004 525664620 569470005 683364006 759293340 788496930 1025046009 1138940010 1366728012 1576993860 1708410015 2050092018 2277880020 3416820030 4100184036 5125230045 6833640060 10250460090 20500920180
• Sum of all divisors σ(n): 70412614272
• Sum of proper divisors (its aliquot sum) s(n): 49911694092
• 20500920180 is an abundant number, because the sum of its proper divisors (49911694092) is greater than itself. Its abundance is 29410773912

Bases of 20500920180

• Binary: 10011000101111100110011011101110100₂
• Hexadecimal: 0x4C5F33774
• Base-36: 9F1PV90

Squares and roots of 20500920180

• 20500920180 squared (20500920180²) is 420287728226731232400
• 20500920180 cubed (20500920180³) is 8616285169009749937745429832000
• The square root of 20500920180 is 143181.4240046523
• The cube root of 20500920180 is 2736.8927863203

Scales and comparisons

• 20,500,920,180 seconds is equal to 651 years, 45 weeks, 4 hours, 3 minutes.
• To count from 1 to 20,500,920,180 would take you about one thousand, three hundred three 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 20500920180 cubic inches would be around 228.1 feet tall.

Recreational maths with 20500920180

• 20500920180 backwards is 08102900502
• 20500920180 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20500920180's digits is 27
• More coming soon!