42947651968

Names of 42947651968

• Cardinal: 42947651968 can be written as Forty-two billion, nine hundred forty-seven million, six hundred fifty-one thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 4.2947651968 × 10¹⁰

Factors of 42947651968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 805

Divisors of 42947651968

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 8 13 16 23 26 31 32 46 52 53 62 64 92 104 106 124 128 184 208 212 248 299 368 403 416 424 496 598 683 689 713 736 806 832 848 992 1196 1219 1366 1378 1426 1472 1612 1643 1664 1696 1984 2392 2438 2732 2756 2852 2944 3224 3286 3392 3968 4784 4876 5464 5512 5704 6448 6572 6784 8879 9269 9568 9752 10928 11024 11408 12896 13144 15709 15847 17758 18538 19136 19504 21173 21359 21856 22048 22816 25792 26288 31418 31694 35516 36199 37076 37789 38272 39008 42346 42718 43712 44096 45632 51584 52576 62836 63388 71032 72398 74152 75578 78016 84692 85436 87424 88192 91264 105152 125672 126776 142064 144796 148304 151156 156032 169384 170872 204217 210304 251344 253552 275249 284128 289592 296608 302312 338768 341744 408434 470587 486979 491257 502688 507104 550498 568256 579184 593216 604624 677536 683488 816868 832577 941174 973958 982514 1005376 1014208 1100996 1122169 1136512 1158368 1186432 1209248 1355072 1366976 1633736 1665154 1882348 1947916 1965028 2010752 2028416 2201992 2244338 2316736 2418496 2710144 2733952 3267472 3330308 3764696 3895832 3930056 4403984 4488676 4633472 4836992 6330727 6534944 6660616 7529392 7791664 7860112 8807968 8977352 10823501 12661454 13069888 13321232 14588197 15058784 15583328 15720224 17615936 17954704 21647002 25322908 25809887 26139776 26642464 29176394 30117568 31166656 31440448 35231872 35909408 43294004 50645816 51619774 53284928 58352788 60235136 62333312 62880896 71818816 86588008 101291632 103239548 106569856 116705576 143637632 173176016 202583264 206479096 233411152 335528531 346352032 405166528 412958192 466822304 671057062 692704064 810333056 825916384 933644608 1342114124 1385408128 1651832768 1867289216 2684228248 3303665536 5368456496 10736912992 21473825984 42947651968
• Sum of all divisors σ(n): 101269647360
• Sum of proper divisors (its aliquot sum) s(n): 58321995392
• 42947651968 is an abundant number, because the sum of its proper divisors (58321995392) is greater than itself. Its abundance is 15374343424

Bases of 42947651968

• Binary: 100111111111111000010010100110000000₂
• Hexadecimal: 0x9FFE12980
• Base-36: JQ9X8CG

Squares and roots of 42947651968

• 42947651968 squared (42947651968²) is 1844500809564454273024
• 42947651968 cubed (42947651968³) is 79216978823868427781685202911232
• The square root of 42947651968 is 207238.1527808043
• The cube root of 42947651968 is 3501.9758087123

Scales and comparisons

• 42,947,651,968 seconds is equal to 1,365 years, 31 weeks, 2 days, 7 hours, 19 minutes, 28 seconds.
• To count from 1 to 42,947,651,968 would take you about two thousand, seven hundred thirty-one 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 42947651968 cubic inches would be around 291.8 feet tall.

Recreational maths with 42947651968

• 42947651968 backwards is 86915674924
• The number of decimal digits it has is: 11
• The sum of 42947651968's digits is 61
• More coming soon!