20264972490

Names of 20264972490

• Cardinal: 20264972490 can be written as Twenty billion, two hundred sixty-four million, nine hundred seventy-two thousand, four hundred ninety.

Scientific notation

• Scientific notation: 2.026497249 × 10¹⁰

Factors of 20264972490

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 559

Divisors of 20264972490

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 31 35 42 43 45 59 62 63 70 86 90 93 105 118 126 129 155 177 186 210 215 217 258 279 295 301 310 315 354 387 409 413 430 434 465 531 558 590 602 630 645 651 774 818 826 885 903 930 1062 1085 1227 1239 1290 1302 1333 1395 1505 1770 1806 1829 1935 1953 2045 2065 2170 2454 2478 2537 2655 2666 2709 2790 2863 3010 3255 3658 3681 3717 3870 3906 3999 4090 4130 4515 5074 5310 5418 5487 5726 6135 6195 6510 6665 7362 7434 7611 7998 8589 9030 9145 9331 9765 10974 11997 12270 12390 12679 12685 12803 13330 13545 14315 15222 16461 17178 17587 17759 18290 18405 18585 18662 19530 19995 22833 23994 24131 25358 25370 25606 25767 27090 27435 27993 28630 32922 35174 35518 36810 37170 38037 38055 38409 39990 42945 45666 46655 48262 51534 52761 53277 54870 55986 59985 63395 64015 72393 76074 76110 76818 78647 82305 83979 85890 87935 88753 88795 93310 105522 106554 114111 114165 115227 119970 120655 123109 126790 128030 128835 139965 144786 157294 158283 159831 164610 167958 168917 175870 177506 177590 190185 192045 217179 228222 228330 230454 235941 241310 246218 257670 263805 266259 266385 279930 316566 319662 337834 361965 369327 380370 384090 393235 419895 434358 443765 471882 506751 527610 532518 532770 545197 550529 570555 576135 615545 707823 723930 738654 748061 786470 791415 798777 799155 839790 844585 887530 1013502 1037633 1085895 1090394 1101058 1107981 1141110 1152270 1179705 1231090 1331295 1415646 1496122 1520253 1582830 1597554 1598310 1635591 1651587 1689170 1846635 2075266 2171790 2215962 2244183 2359410 2533755 2662590 2725985 2752645 3040506 3112899 3271182 3303174 3539115 3693270 3740305 3816379 3993885 4488366 4906773 4954761 5067510 5188165 5236427 5451970 5505290 5539905 6225798 6732549 7078230 7263431 7480610 7601265 7632758 7987770 8177955 8257935 9338697 9813546 9909522 10376330 10472854 11079810 11220915 11449137 13465098 14526862 15202530 15564495 15709281 16355910 16515870 18677394 19081895 21790293 22441830 22898274 24533865 24773805 26182135 31128990 31418562 32166623 33662745 34347411 36317155 38163790 43580586 46693485 47127843 49067730 49547610 52364270 57245685 64333246 65370879 67325490 68694822 72634310 78546405 93386970 94255686 96499869 108951465 114491370 130741758 157092810 160833115 171737055 192999738 217902930 225166361 235639215 289499607 321666230 326854395 343474110 450332722 471278430 482499345 578999214 653708790 675499083 964998690 1125831805 1350998166 1447498035 2026497249 2251663610 2894996070 3377495415 4052994498 6754990830 10132486245 20264972490
• Sum of all divisors σ(n): 64840089600
• Sum of proper divisors (its aliquot sum) s(n): 44575117110
• 20264972490 is an abundant number, because the sum of its proper divisors (44575117110) is greater than itself. Its abundance is 24310144620

Bases of 20264972490

• Binary: 10010110111111000101111000011001010₂
• Hexadecimal: 0x4B7E2F0CA
• Base-36: 9B58OUI

Squares and roots of 20264972490

• 20264972490 squared (20264972490²) is 410669110020456800100
• 20264972490 cubed (20264972490³) is 8322198217057340391259929249000
• The square root of 20264972490 is 142355.0929542037
• The cube root of 20264972490 is 2726.3524970815

Scales and comparisons

• 20,264,972,490 seconds is equal to 644 years, 18 weeks, 6 days, 7 hours, 1 minute, 30 seconds.
• To count from 1 to 20,264,972,490 would take you about one thousand, two hundred eighty-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 20264972490 cubic inches would be around 227.2 feet tall.

Recreational maths with 20264972490

• 20264972490 backwards is 09427946202
• 20264972490 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20264972490's digits is 45
• More coming soon!