20309245450

Names of 20309245450

• Cardinal: 20309245450 can be written as Twenty billion, three hundred nine million, two hundred forty-five thousand, four hundred fifty.

Scientific notation

• Scientific notation: 2.030924545 × 10¹⁰

Factors of 20309245450

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 153

Divisors of 20309245450

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 5 10 13 25 26 31 41 50 61 62 65 82 122 130 155 169 205 305 310 325 338 403 410 533 610 650 775 793 806 845 961 1025 1066 1271 1525 1550 1586 1690 1891 1922 2015 2050 2501 2542 2665 3050 3782 3965 4030 4225 4805 5002 5239 5330 6355 6929 7930 8450 9455 9610 10075 10309 10478 12493 12505 12710 13325 13858 16523 18910 19825 20150 20618 24025 24583 24986 25010 26195 26650 31775 32513 33046 34645 39401 39650 47275 48050 49166 51545 52390 58621 62465 62525 63550 65026 69290 77531 78802 82615 94550 103090 117242 122915 124930 125050 130975 155062 162409 162565 165230 173225 197005 214799 245830 257725 261950 293105 312325 319579 324818 325130 346450 387655 394010 413075 422669 429598 512213 515450 586210 614575 624650 639158 762073 775310 812045 812825 826150 845338 985025 1007903 1024426 1073995 1229150 1465525 1524146 1597895 1624090 1625650 1938275 1970050 2015806 2113345 2147990 2403461 2561065 2931050 3195790 3810365 3876550 4060225 4226690 4806922 5039515 5122130 5369975 6658769 7620730 7989475 8120450 9906949 10079030 10566725 10739950 12017305 12805325 13102739 13317538 15978950 19051825 19813898 21133450 24034610 25197575 25610650 26205478 31244993 33293845 38103650 49534745 50395150 60086525 62489986 65513695 66587690 99069490 120173050 131027390 156224965 166469225 247673725 312449930 327568475 332938450 406184909 495347450 655136950 781124825 812369818 1562249650 2030924545 4061849090 10154622725 20309245450
• Sum of all divisors σ(n): 44007253668
• Sum of proper divisors (its aliquot sum) s(n): 23698008218
• 20309245450 is an abundant number, because the sum of its proper divisors (23698008218) is greater than itself. Its abundance is 3388762768

Bases of 20309245450

• Binary: 10010111010100001100111111000001010₂
• Hexadecimal: 0x4BA867E0A
• Base-36: 9BVLM2Y

Squares and roots of 20309245450

• 20309245450 squared (20309245450²) is 412465450748345702500
• 20309245450 cubed (20309245450³) is 8376862078893039053525178625000
• The square root of 20309245450 is 142510.5099633007
• The cube root of 20309245450 is 2728.3364770917

Scales and comparisons

• 20,309,245,450 seconds is equal to 645 years, 40 weeks, 17 hours, 4 minutes, 10 seconds.
• To count from 1 to 20,309,245,450 would take you about one thousand, two hundred ninety-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 20309245450 cubic inches would be around 227.4 feet tall.

Recreational maths with 20309245450

• 20309245450 backwards is 05454290302
• The number of decimal digits it has is: 11
• The sum of 20309245450's digits is 34
• More coming soon!