12918444500

Names of 12918444500

• Cardinal: 12918444500 can be written as Twelve billion, nine hundred eighteen million, four hundred forty-four thousand, five hundred.

Scientific notation

• Scientific notation: 1.29184445 × 10¹⁰

Factors of 12918444500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 60

Divisors of 12918444500

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 10 13 17 20 23 25 26 34 46 50 52 65 68 85 92 100 115 125 130 169 170 221 230 250 260 289 299 325 338 340 391 425 442 460 500 529 575 578 598 650 676 782 845 850 884 1058 1105 1150 1156 1196 1300 1445 1495 1564 1625 1690 1700 1955 2116 2125 2210 2300 2645 2873 2875 2890 2990 3250 3380 3757 3887 3910 4225 4250 4420 5083 5290 5525 5746 5750 5780 5980 6500 6647 6877 7225 7475 7514 7774 7820 8450 8500 8993 9775 10166 10580 11050 11492 11500 13225 13294 13754 14365 14450 14950 15028 15548 16900 17986 18785 19435 19550 20332 21125 22100 25415 26450 26588 27508 27625 28730 28900 29900 33235 34385 35972 36125 37375 37570 38870 39100 42250 44965 48841 48875 50830 52900 55250 57460 66079 66125 66470 68770 71825 72250 74750 75140 77740 84500 86411 89401 89930 93925 97175 97682 97750 101660 110500 116909 127075 132158 132250 132940 137540 143650 144500 149500 152881 166175 171925 172822 178802 179860 187850 194350 195364 195500 224825 233818 244205 254150 264316 264500 287300 305762 330395 332350 343850 345644 357604 359125 375700 388700 432055 447005 449650 467636 469625 485875 488410 508300 584545 611524 635375 660790 664700 687700 718250 764405 830875 859625 864110 894010 899300 939250 971750 976820 1123343 1124125 1169090 1221025 1270750 1321580 1436500 1519817 1528810 1651975 1661750 1719250 1728220 1788020 1878500 1943500 1987453 2160275 2235025 2246686 2248250 2338180 2442050 2541500 2922725 3039634 3057620 3303950 3323500 3438500 3822025 3974906 4320550 4470050 4493372 4496500 4884100 5616715 5845450 6079268 6105125 6607900 7599085 7644050 7949812 8259875 8641100 8940100 9937265 10801375 11175125 11233430 11690900 12210250 14613625 15198170 15288100 16519750 19110125 19874530 21602750 22350250 22466860 24420500 25836889 28083575 29227250 30396340 33039500 37995425 38220250 39749060 43205500 44700500 49686325 51673778 56167150 58454500 75990850 76440500 99372650 103347556 112334300 129184445 140417875 151981700 189977125 198745300 248431625 258368890 280835750 379954250 496863250 516737780 561671500 645922225 759908500 993726500 1291844450 2583688900 3229611125 6459222250 12918444500
• Sum of all divisors σ(n): 33926357556
• Sum of proper divisors (its aliquot sum) s(n): 21007913056
• 12918444500 is an abundant number, because the sum of its proper divisors (21007913056) is greater than itself. Its abundance is 8089468556

Bases of 12918444500

• Binary: 1100000001111111111101000111010100₂
• Hexadecimal: 0x301FFD1D4
• Base-36: 5XNB3KK

Squares and roots of 12918444500

• 12918444500 squared (12918444500²) is 166886208299580250000
• 12918444500 cubed (12918444500³) is 2155910219733566832921125000000
• The square root of 12918444500 is 113659.3352963143
• The cube root of 12918444500 is 2346.4073366773

Scales and comparisons

• 12,918,444,500 seconds is equal to 410 years, 39 weeks, 6 days, 48 minutes, 20 seconds.
• To count from 1 to 12,918,444,500 would take you about eight hundred twenty-one 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 12918444500 cubic inches would be around 195.5 feet tall.

Recreational maths with 12918444500

• 12918444500 backwards is 00544481921
• The number of decimal digits it has is: 11
• The sum of 12918444500's digits is 38
• More coming soon!