28133358240

Names of 28133358240

• Cardinal: 28133358240 can be written as Twenty-eight billion, one hundred thirty-three million, three hundred fifty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.813335824 × 10¹⁰

Factors of 28133358240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 664

Divisors of 28133358240

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 53 60 65 78 80 96 104 106 120 130 156 159 160 195 208 212 240 257 260 265 312 318 331 390 416 424 480 514 520 530 624 636 662 689 771 780 795 848 993 1028 1040 1060 1248 1272 1285 1324 1378 1542 1560 1590 1655 1696 1986 2056 2067 2080 2120 2544 2570 2648 2756 3084 3120 3180 3310 3341 3445 3855 3972 4112 4134 4240 4303 4965 5088 5140 5296 5512 6168 6240 6360 6620 6682 6890 7710 7944 8224 8268 8480 8606 9930 10023 10280 10335 10592 11024 12336 12720 12909 13240 13364 13621 13780 15420 15888 16536 16705 17212 17543 19860 20046 20560 20670 21515 22048 24672 25440 25818 26480 26728 27242 27560 30840 31776 33072 33410 34424 35086 39720 40092 40863 41120 41340 43030 50115 51636 52629 52960 53456 54484 55120 61680 64545 66144 66820 68105 68848 70172 79440 80184 81726 82680 85067 86060 87715 100230 103272 105258 106912 108968 110240 123360 129090 133640 136210 137696 140344 158880 160368 163452 165360 170134 172120 175430 177073 200460 204315 206544 210516 217936 228059 255201 258180 263145 267280 272420 280688 320736 326904 330720 340268 344240 350860 354146 400920 408630 413088 421032 425335 435872 456118 510402 516360 526290 531219 534560 544840 561376 653808 680536 684177 688480 701720 708292 801840 817260 842064 850670 885365 912236 1020804 1032720 1052580 1062438 1089680 1105871 1140295 1276005 1307616 1361072 1368354 1403440 1416584 1603680 1634520 1684128 1701340 1770730 1824472 2041608 2065440 2105160 2124876 2179360 2211742 2280590 2552010 2656095 2722144 2736708 2806880 2833168 3269040 3317613 3402680 3420885 3541460 3648944 4083216 4210320 4249752 4423484 4508551 4561180 5104020 5312190 5473416 5529355 5666336 6538080 6635226 6805360 6841770 7082920 7297888 8166432 8420640 8499504 8846968 9017102 9122360 10208040 10624380 10946832 11058710 13270452 13525653 13610720 13683540 14165840 16588065 16999008 17693936 18034204 18244720 20416080 21248760 21893664 22117420 22542755 26540904 27051306 27367080 28331680 33176130 35387872 36068408 36489440 40832160 42497520 44234840 45085510 53081808 54102612 54734160 58611163 66352260 67628265 72136816 84995040 88469680 90171020 106163616 108205224 109468320 117222326 132704520 135256530 144273632 175833489 176939360 180342040 216410448 234444652 265409040 270513060 293055815 351666978 360684080 432820896 468889304 530818080 541026120 586111630 703333956 721368160 879167445 937778608 1082052240 1172223260 1406667912 1758334890 1875557216 2164104480 2344446520 2813335824 3516669780 4688893040 5626671648 7033339560 9377786080 14066679120 28133358240
• Sum of all divisors σ(n): 97910975232
• Sum of proper divisors (its aliquot sum) s(n): 69777616992
• 28133358240 is an abundant number, because the sum of its proper divisors (69777616992) is greater than itself. Its abundance is 41644258752

Bases of 28133358240

• Binary: 11010001100111000001111101010100000₂
• Hexadecimal: 0x68CE0FAA0
• Base-36: CX9VI5C

Squares and roots of 28133358240

• 28133358240 squared (28133358240²) is 791485845860175897600
• 28133358240 cubed (28133358240³) is 22267154843473749476594356224000
• The square root of 28133358240 is 167730.0159184395
• The cube root of 28133358240 is 3041.4022213063

Scales and comparisons

• 28,133,358,240 seconds is equal to 894 years, 28 weeks, 5 days, 13 hours, 44 minutes.
• To count from 1 to 28,133,358,240 would take you about one thousand, seven hundred eighty-nine 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 28133358240 cubic inches would be around 253.5 feet tall.

Recreational maths with 28133358240

• 28133358240 backwards is 04285333182
• 28133358240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28133358240's digits is 39
• More coming soon!