28348678380

Names of 28348678380

• Cardinal: 28348678380 can be written as Twenty-eight billion, three hundred forty-eight million, six hundred seventy-eight thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.834867838 × 10¹⁰

Factors of 28348678380

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 375

Divisors of 28348678380

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 20 22 30 33 41 44 55 60 66 73 82 110 113 123 127 132 146 164 165 205 219 220 226 246 254 292 330 339 365 381 410 438 451 452 492 508 565 615 635 660 678 730 762 803 820 876 902 1095 1130 1230 1243 1270 1353 1356 1397 1460 1524 1606 1695 1804 1905 2190 2255 2260 2409 2460 2486 2540 2706 2794 2993 3212 3390 3729 3810 4015 4191 4380 4510 4633 4818 4972 5207 5412 5588 5986 6215 6765 6780 6985 7458 7620 8030 8249 8382 8979 9020 9266 9271 9636 10414 11972 12045 12430 13530 13899 13970 14351 14916 14965 15621 16060 16498 16764 17958 18532 18542 18645 20828 20955 23165 24090 24747 24860 26035 27060 27798 27813 27940 28702 29930 31242 32923 32996 35916 37084 37290 41245 41910 43053 44895 46330 46355 48180 49494 50963 52070 55596 55626 57277 57404 59860 62484 65846 69495 71755 74580 78105 82490 83820 86106 89790 90739 92660 92710 98769 98988 101926 101981 104140 111252 114554 123735 131692 138990 139065 143510 152889 156210 157861 164615 164980 171831 172212 179580 181478 185420 197538 203852 203962 215265 229108 247470 254815 272217 277980 278130 286385 287020 305778 305943 312420 315722 329230 338209 343662 362956 380111 395076 407924 430530 453695 473583 493845 494940 509630 509905 544434 556260 572770 588391 611556 611886 631444 658460 676418 687324 760222 764445 789305 859155 861060 907390 947166 987690 1014627 1019260 1019810 1047623 1088868 1140333 1145540 1176782 1223772 1352836 1361085 1520444 1528890 1529715 1578610 1691045 1718310 1765173 1814780 1894332 1900555 1975380 2029254 2039620 2095246 2280666 2353564 2367915 2722170 2941955 3057780 3059430 3142869 3157220 3382090 3436620 3530346 3720299 3801110 4058508 4181221 4190492 4561332 4735830 5073135 5238115 5444340 5701665 5883910 6118860 6285738 6472301 6764180 7060692 7440598 7602220 8362442 8825865 9471660 10146270 10476230 11160897 11403330 11523853 11767820 12543663 12571476 12944602 14881196 15714345 16724884 17651730 18601495 19416903 20292540 20906105 20952460 22321794 22806660 23047706 25087326 25889204 31428690 32361505 34571559 35303460 37202990 38833806 41812210 42952543 44643588 46095412 50174652 55804485 57619265 62718315 62857380 64723010 69143118 74405980 77667612 83624420 85905086 97084515 111608970 115238530 125436630 128857629 129446020 138286236 171810172 172857795 194169030 214762715 223217940 230477060 250873260 257715258 345715590 388338060 429525430 472477973 515430516 644288145 691431180 859050860 944955946 1288576290 1417433919 1889911892 2362389865 2577152580 2834867838 4724779730 5669735676 7087169595 9449559460 14174339190 28348678380
• Sum of all divisors σ(n): 91429502976
• Sum of proper divisors (its aliquot sum) s(n): 63080824596
• 28348678380 is an abundant number, because the sum of its proper divisors (63080824596) is greater than itself. Its abundance is 34732146216

Bases of 28348678380

• Binary: 11010011001101101101000000011101100₂
• Hexadecimal: 0x699B680EC
• Base-36: D0U2K8C

Squares and roots of 28348678380

• 28348678380 squared (28348678380²) is 803647565892679424400
• 28348678380 cubed (28348678380³) is 22782346376361426598759124472000
• The square root of 28348678380 is 168370.6577168361
• The cube root of 28348678380 is 3049.1416873537

Scales and comparisons

• 28,348,678,380 seconds is equal to 901 years, 20 weeks, 5 days, 16 hours, 53 minutes.
• To count from 1 to 28,348,678,380 would take you about one thousand, eight hundred two 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 28348678380 cubic inches would be around 254.1 feet tall.

Recreational maths with 28348678380

• 28348678380 backwards is 08387684382
• The number of decimal digits it has is: 11
• The sum of 28348678380's digits is 57
• More coming soon!