20421529650

Names of 20421529650

• Cardinal: 20421529650 can be written as Twenty billion, four hundred twenty-one million, five hundred twenty-nine thousand, six hundred fifty.

Scientific notation

• Scientific notation: 2.042152965 × 10¹⁰

Factors of 20421529650

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 346

Divisors of 20421529650

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 19 25 27 30 34 38 45 50 51 54 57 67 75 81 85 90 95 102 114 134 135 150 153 162 170 171 190 201 225 233 255 270 285 306 323 335 342 402 405 425 450 459 466 475 510 513 570 603 646 670 675 699 765 810 850 855 918 950 969 1005 1026 1139 1165 1206 1273 1275 1350 1377 1398 1425 1530 1539 1615 1675 1710 1809 1938 2010 2025 2097 2278 2295 2330 2546 2550 2565 2754 2850 2907 3015 3078 3230 3350 3417 3495 3618 3819 3825 3961 4050 4194 4275 4427 4590 4845 5025 5130 5427 5695 5814 5825 6030 6291 6365 6834 6885 6990 7638 7650 7695 7922 8075 8550 8721 8854 9045 9690 10050 10251 10485 10854 11390 11457 11475 11650 11883 12582 12730 12825 13281 13770 14535 15075 15390 15611 16150 17085 17442 17475 18090 18873 19095 19805 20502 20970 21641 22135 22914 22950 23766 24225 25650 26163 26562 27135 28475 29070 30150 30753 31222 31455 31825 34170 34371 34425 34950 35649 37746 38190 38475 39610 39843 43282 43605 44270 45225 46833 48450 51255 52326 52425 54270 56950 57285 59415 61506 62910 63650 64923 66405 68742 68850 71298 72675 75259 76950 78055 79686 85425 87210 90450 92259 93666 94365 95475 99025 102510 103113 104850 106947 108205 110675 114570 118830 119529 129846 130815 132810 135675 140499 145350 150518 153765 156110 157275 170850 171855 178245 184518 188730 190950 194769 198050 199215 206226 213894 216410 218025 221350 225777 234165 239058 256275 261630 265387 271350 280998 286425 296609 297075 307530 314550 320841 324615 332025 343710 356490 358587 376295 389538 390275 398430 421497 436050 451554 461295 468330 471825 512550 515565 530774 534735 541025 572850 584307 593218 594150 597645 641682 649230 654075 664050 677331 702495 717174 752590 768825 780550 796161 842994 859275 889827 891225 922590 943650 973845 996075 1031130 1069470 1082050 1128885 1168614 1170825 1195290 1264491 1308150 1326935 1354662 1404990 1483045 1537650 1592322 1604205 1623075 1718550 1752921 1779654 1782450 1792935 1881475 1947690 1992150 2031993 2107485 2257770 2306475 2341650 2388483 2528982 2577825 2653870 2669481 2673675 2921535 2966090 2988225 3208410 3246150 3386655 3505842 3512475 3585870 3762950 3980805 4063986 4214970 4449135 4612950 4776966 4869225 5042353 5155650 5338962 5347350 5644425 5843070 5976450 6095979 6322455 6634675 6773310 7024950 7165449 7415225 7961610 8008443 8021025 8764605 8898270 8964675 9738450 10084706 10159965 10537425 11288850 11942415 12191958 12644910 13269350 13347405 14330898 14607675 14830450 15127059 16016886 16042050 16933275 17529210 17929350 19904025 20319930 21074850 21496347 22245675 23884830 24025329 25211765 26694810 29215350 30254118 30479895 31612275 33866550 35827245 39808050 40042215 42992694 43823025 44491350 45381177 48050658 50423530 50799825 59712075 60959790 63224550 66737025 71654490 75635295 80084430 87646050 90762354 101599650 107481735 119424150 120126645 126058825 133474050 136143531 151270590 152399475 179136225 200211075 214963470 226905885 240253290 252117650 272287062 304798950 358272450 378176475 400422150 408430593 453811770 537408675 600633225 680717655 756352950 816861186 1074817350 1134529425 1201266450 1361435310 2042152965 2269058850 3403588275 4084305930 6807176550 10210764825 20421529650
• Sum of all divisors σ(n): 64460784960
• Sum of proper divisors (its aliquot sum) s(n): 44039255310
• 20421529650 is an abundant number, because the sum of its proper divisors (44039255310) is greater than itself. Its abundance is 23617725660

Bases of 20421529650

• Binary: 10011000001001101111101000000110010₂
• Hexadecimal: 0x4C137D032
• Base-36: 9DQG94I

Squares and roots of 20421529650

• 20421529650 squared (20421529650²) is 417038873245829122500
• 20421529650 cubed (20421529650³) is 8516571715192291163967232125000
• The square root of 20421529650 is 142903.9175460213
• The cube root of 20421529650 is 2733.3553117243

Scales and comparisons

• 20,421,529,650 seconds is equal to 649 years, 17 weeks, 5 days, 7 hours, 7 minutes, 30 seconds.
• To count from 1 to 20,421,529,650 would take you about one thousand, two hundred ninety-eight 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 20421529650 cubic inches would be around 227.8 feet tall.

Recreational maths with 20421529650

• 20421529650 backwards is 05692512402
• The number of decimal digits it has is: 11
• The sum of 20421529650's digits is 36
• More coming soon!