20383972440

Names of 20383972440

• Cardinal: 20383972440 can be written as Twenty billion, three hundred eighty-three million, nine hundred seventy-two thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.038397244 × 10¹⁰

Factors of 20383972440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1038

Divisors of 20383972440

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 127 130 137 156 195 254 260 274 312 381 390 411 508 520 548 635 685 751 762 780 822 1016 1096 1270 1370 1502 1524 1560 1644 1651 1781 1905 2055 2253 2540 2740 3004 3048 3288 3302 3562 3755 3810 4110 4506 4953 5080 5343 5480 6008 6604 7124 7510 7620 8220 8255 8905 9012 9763 9906 10686 11265 13208 14248 15020 15240 16440 16510 17399 17810 18024 19526 19812 21372 22530 24765 26715 29289 30040 33020 34798 35620 39052 39624 42744 45060 48815 49530 52197 53430 58578 66040 69596 71240 78104 86995 90120 95377 97630 99060 102887 104394 106860 117156 139192 146445 173990 190754 195260 198120 205774 208788 213720 226187 234312 260985 286131 292890 308661 347980 381508 390520 411548 417576 452374 476885 514435 521970 572262 585780 617322 678561 695960 763016 823096 904748 953770 1028870 1043940 1130935 1144524 1171560 1234644 1239901 1337531 1357122 1430655 1543305 1809496 1907540 2057740 2087880 2261870 2289048 2469288 2479802 2675062 2714244 2861310 3086610 3392805 3719703 3815080 4012593 4115480 4523740 4959604 5350124 5428488 5722620 6173220 6199505 6687655 6785610 7439406 8025186 9047480 9919208 10700248 11445240 12346440 12399010 13066649 13375310 13571220 14878812 16050372 18598515 20062965 24798020 26133298 26750620 27142440 29757624 32100744 37197030 39199947 40125930 49596040 52266596 53501240 65333245 74394060 78399894 80251860 104533192 130666490 148788120 156799788 160503720 169866437 195999735 261332980 313599576 339732874 391999470 509599311 522665960 679465748 783998940 849332185 1019198622 1358931496 1567997880 1698664370 2038397244 2547996555 3397328740 4076794488 5095993110 6794657480 10191986220 20383972440
• Sum of all divisors σ(n): 66947973120
• Sum of proper divisors (its aliquot sum) s(n): 46564000680
• 20383972440 is an abundant number, because the sum of its proper divisors (46564000680) is greater than itself. Its abundance is 26180028240

Bases of 20383972440

• Binary: 10010111110111110101011110001011000₂
• Hexadecimal: 0x4BEFABC58
• Base-36: 9D439SO

Squares and roots of 20383972440

• 20383972440 squared (20383972440²) is 415506332434679553600
• 20383972440 cubed (20383972440³) is 8469669628993986120813902784000
• The square root of 20383972440 is 142772.4498634103
• The cube root of 20383972440 is 2731.6786466583

Scales and comparisons

• 20,383,972,440 seconds is equal to 648 years, 7 weeks, 4 days, 14 hours, 34 minutes.
• To count from 1 to 20,383,972,440 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 20383972440 cubic inches would be around 227.6 feet tall.

Recreational maths with 20383972440

• 20383972440 backwards is 04427938302
• The number of decimal digits it has is: 11
• The sum of 20383972440's digits is 42
• More coming soon!