20389348512

Names of 20389348512

• Cardinal: 20389348512 can be written as Twenty billion, three hundred eighty-nine million, three hundred forty-eight thousand, five hundred twelve.

Scientific notation

• Scientific notation: 2.0389348512 × 10¹⁰

Factors of 20389348512

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 398

Divisors of 20389348512

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 72 73 78 81 96 104 108 117 144 146 156 162 208 216 219 234 243 288 292 307 312 324 351 416 432 438 468 486 584 614 624 648 657 702 729 864 876 921 936 949 972 1053 1168 1228 1248 1296 1314 1404 1458 1752 1842 1872 1898 1944 1971 2106 2187 2336 2456 2592 2628 2763 2808 2847 2916 3159 3504 3684 3744 3796 3888 3942 3991 4212 4374 4912 5256 5526 5616 5694 5832 5913 6318 7008 7368 7592 7776 7884 7982 8289 8424 8541 8748 9477 9824 10512 11052 11232 11388 11664 11826 11973 12636 14736 15184 15768 15964 16578 16848 17082 17496 17739 18954 21024 22104 22411 22776 23328 23652 23946 24867 25272 25623 28431 29472 30368 31536 31928 33156 33696 34164 34992 35478 35919 37908 44208 44822 45552 47304 47892 49734 50544 51246 53217 56862 63072 63856 66312 67233 68328 69984 70956 71838 74601 75816 76869 88416 89644 91104 94608 95784 99468 101088 102492 106434 107757 113724 127712 132624 134466 136656 141912 143676 149202 151632 153738 159651 179288 189216 191568 198936 201699 204984 212868 215514 223803 227448 230607 265248 268932 273312 283824 287352 291343 298404 303264 307476 319302 323271 358576 383136 397872 403398 409968 425736 431028 447606 454896 461214 537864 567648 574704 582686 596808 605097 614952 638604 646542 671409 691821 717152 795744 806796 819936 851472 862056 874029 895212 909792 922428 969813 1075728 1149408 1165372 1193616 1210194 1229904 1277208 1293084 1342818 1383642 1613592 1702944 1724112 1748058 1790424 1815291 1844856 1939626 2075463 2151456 2330744 2387232 2420388 2459808 2554416 2586168 2622087 2685636 2767284 2909439 3227184 3448224 3496116 3580848 3630582 3689712 3879252 4150926 4661488 4840776 5108832 5172336 5244174 5371272 5445873 5534568 5818878 6454368 6992232 7161696 7261164 7379424 7758504 7866261 8301852 8728317 9322976 9681552 10344672 10488348 10742544 10891746 11069136 11637756 13984464 14522328 15517008 15732522 16337619 16603704 17456634 19363104 20976696 21485088 21783492 22138272 23275512 23598783 27968928 29044656 31034016 31465044 32675238 33207408 34913268 41953392 43566984 46551024 47197566 49012857 58089312 62930088 65350476 66414816 69826536 70796349 83906784 87133968 93102048 94395132 98025714 125860176 130700952 139653072 141592698 174267936 188790264 196051428 212389047 251720352 261401904 279306144 283185396 377580528 392102856 424778094 522803808 566370792 637167141 755161056 784205712 849556188 1132741584 1274334282 1568411424 1699112376 2265483168 2548668564 3398224752 5097337128 6796449504 10194674256 20389348512
• Sum of all divisors σ(n): 65936344320
• Sum of proper divisors (its aliquot sum) s(n): 45546995808
• 20389348512 is an abundant number, because the sum of its proper divisors (45546995808) is greater than itself. Its abundance is 25157647296

Bases of 20389348512

• Binary: 10010111111010011001100010010100000₂
• Hexadecimal: 0x4BF4CC4A0
• Base-36: 9D7AI00

Squares and roots of 20389348512

• 20389348512 squared (20389348512²) is 415725532743796614144
• 20389348512 cubed (20389348512³) is 8476372772450136771827604553728
• The square root of 20389348512 is 142791.2760360379
• The cube root of 20389348512 is 2731.9187766633

Scales and comparisons

• 20,389,348,512 seconds is equal to 648 years, 16 weeks, 3 days, 19 hours, 55 minutes, 12 seconds.
• To count from 1 to 20,389,348,512 would take you about one thousand, two hundred ninety-six 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 20389348512 cubic inches would be around 227.7 feet tall.

Recreational maths with 20389348512

• 20389348512 backwards is 21584398302
• The number of decimal digits it has is: 11
• The sum of 20389348512's digits is 45
• More coming soon!