28230048990

Names of 28230048990

• Cardinal: 28230048990 can be written as Twenty-eight billion, two hundred thirty million, forty-eight thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 2.823004899 × 10¹⁰

Factors of 28230048990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5147

Divisors of 28230048990

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 9 10 11 13 15 18 22 26 27 30 33 39 45 54 55 65 66 78 90 99 110 117 121 130 135 143 165 169 195 198 234 242 270 286 297 330 338 351 363 390 429 495 507 585 594 605 702 715 726 845 858 990 1014 1089 1170 1210 1287 1430 1485 1521 1573 1690 1755 1815 1859 2145 2178 2535 2574 2970 3042 3146 3267 3510 3630 3718 3861 4290 4563 4719 5070 5113 5445 5577 6435 6534 7605 7722 7865 9126 9295 9438 10226 10890 11154 12870 14157 15210 15339 15730 16335 16731 18590 19305 20449 22815 23595 25565 27885 28314 30678 32670 33462 38610 40898 42471 45630 46017 47190 50193 51130 55770 56243 61347 66469 70785 76695 83655 84942 92034 100386 102245 112486 122694 132938 138051 141570 153390 167310 168729 184041 199407 204490 212355 230085 250965 276102 281215 306735 332345 337458 368082 398814 424710 460170 501930 506187 552123 562430 598221 613470 618673 664690 690255 731159 843645 864097 920205 997035 1012374 1104246 1196442 1237346 1380510 1462318 1518561 1687290 1728194 1794663 1840410 1856019 1994070 2193477 2530935 2592291 2760615 2991105 3037122 3093365 3589326 3655795 3712038 4320485 4386954 5061870 5184582 5521230 5568057 5982210 6186730 6580431 7311590 7592805 7776873 8042749 8640970 8973315 9280095 9505067 10967385 11136114 12961455 13160862 15185610 15553746 16085498 16704171 17946630 18560190 19010134 19741293 21934770 23330619 24128247 25922910 27840285 28515201 32902155 33408342 38884365 39482586 40213745 46661238 47525335 48256494 55680570 57030402 65804310 72384741 77768730 80427490 83520855 85545603 95050670 98706465 104555737 116653095 120641235 142576005 144769482 167041710 171091206 197412930 209111474 217154223 233306190 241282470 256636809 285152010 313667211 361923705 427728015 434308446 513273618 522778685 627334422 723847410 855456030 941001633 1045557370 1085771115 1283184045 1568336055 1882003266 2171542230 2566368090 2823004899 3136672110 4705008165 5646009798 9410016330 14115024495 28230048990
• Sum of all divisors σ(n): 89618145120
• Sum of proper divisors (its aliquot sum) s(n): 61388096130
• 28230048990 is an abundant number, because the sum of its proper divisors (61388096130) is greater than itself. Its abundance is 33158047140

Bases of 28230048990

• Binary: 11010010010101001000101110011011110₂
• Hexadecimal: 0x692A45CDE
• Base-36: CYVFX7I

Squares and roots of 28230048990

• 28230048990 squared (28230048990²) is 796935665977800020100
• 28230048990 cubed (28230048990³) is 22497532892431570819845984699000
• The square root of 28230048990 is 168018.0019819305
• The cube root of 28230048990 is 3044.8825405441

Scales and comparisons

• 28,230,048,990 seconds is equal to 897 years, 32 weeks, 4 days, 16 hours, 16 minutes, 30 seconds.
• To count from 1 to 28,230,048,990 would take you about one thousand, seven hundred ninety-five 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 28230048990 cubic inches would be around 253.7 feet tall.

Recreational maths with 28230048990

• 28230048990 backwards is 09984003282
• 28230048990 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28230048990's digits is 45
• More coming soon!