40000438940

Names of 40000438940

• Cardinal: 40000438940 can be written as Forty billion, four hundred thirty-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 4.000043894 × 10¹⁰

Factors of 40000438940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 286

Divisors of 40000438940

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 10 11 14 19 20 22 28 31 35 38 44 55 62 70 76 77 95 110 121 124 133 140 154 155 190 209 211 217 220 242 266 308 310 341 361 380 385 418 422 434 484 532 589 605 620 665 682 722 770 836 844 847 868 1045 1055 1085 1178 1210 1330 1364 1444 1463 1477 1540 1694 1705 1805 2090 2110 2170 2299 2321 2356 2387 2420 2527 2660 2926 2945 2954 3388 3410 3610 3751 3971 4009 4123 4180 4220 4235 4340 4598 4642 4774 5054 5852 5890 5908 6479 6541 6820 7220 7315 7385 7502 7942 8018 8246 8470 9196 9284 9548 10108 11191 11495 11605 11780 11935 12635 12958 13082 14630 14770 15004 15884 16036 16093 16247 16492 16940 18755 19855 20045 20615 22382 22990 23210 23870 25270 25531 25916 26164 26257 27797 28063 29260 29540 32186 32395 32494 32705 37510 39710 40090 41230 43681 44099 44764 45353 45787 45980 46420 47740 50540 51062 52514 55594 55955 56126 64372 64790 64988 65410 71269 71951 75020 76171 78337 79420 80180 80465 81235 82460 87362 88198 90706 91574 102124 105028 111188 111910 112252 123101 124279 127655 129580 130820 131285 138985 140315 142538 143902 152342 156674 160930 162470 174724 176396 178717 181412 183148 218405 220495 223820 226765 228935 246202 248558 255310 262570 277970 280630 285076 287804 304684 305767 308693 313348 321860 324940 356345 357434 359755 380855 391685 436810 440990 453530 457870 485089 492404 497116 498883 503657 510620 525140 533197 555940 561260 611534 615505 617386 621395 712690 714868 719510 761710 783370 791461 837881 861707 869953 873620 881980 893585 907060 915740 970178 997766 1007314 1066394 1223068 1231010 1234772 1242790 1354111 1367069 1425380 1439020 1523420 1528835 1543465 1566740 1582922 1675762 1723414 1739906 1787170 1940356 1995532 2014628 2132788 2361301 2425445 2462020 2485580 2494415 2518285 2665985 2708222 2734138 3057670 3086930 3165844 3351524 3395623 3446828 3479812 3574340 3957305 4189405 4308535 4349765 4722602 4850890 4988830 5036570 5331970 5416444 5468276 5540227 5865167 6115340 6173860 6770555 6791246 6835345 7914610 8378810 8617070 8699530 9216691 9445204 9478777 9569483 9701780 9977660 10073140 10663940 11080454 11730334 11806505 13541110 13582492 13670690 15037759 15829220 16529107 16757620 16978115 17234140 17399060 18433382 18957554 19138966 22160908 23460668 23613010 25974311 27082220 27341380 27701135 29325835 30075518 33058214 33956230 36866764 37915108 38277932 46083455 47226020 47393885 47847415 51948622 55402270 58651670 60151036 64516837 66116428 67912460 75188795 82645535 92166910 94787770 95694830 103897244 105264313 110804540 117303340 129033674 129871555 150377590 165291070 181820177 184333820 189575540 191389660 210528626 258067348 259743110 285717421 300755180 322584185 330582140 363640354 421057252 519486220 526321565 571434842 645168370 727280708 909100885 1052643130 1142869684 1290336740 1428587105 1818201770 2000021947 2105286260 2857174210 3636403540 4000043894 5714348420 8000087788 10000109735 20000219470 40000438940
• Sum of all divisors σ(n): 115505252352
• Sum of proper divisors (its aliquot sum) s(n): 75504813412
• 40000438940 is an abundant number, because the sum of its proper divisors (75504813412) is greater than itself. Its abundance is 35504374472

Bases of 40000438940

• Binary: 100101010000001101100100001010011100₂
• Hexadecimal: 0x95036429C
• Base-36: IDJ887W

Squares and roots of 40000438940

• 40000438940 squared (40000438940²) is 1600035115392668323600
• 40000438940 cubed (40000438940³) is 64002106935120283401833960984000
• The square root of 40000438940 is 200001.0973469895
• The cube root of 40000438940 is 3419.9644029219

Scales and comparisons

• 40,000,438,940 seconds is equal to 1,271 years, 46 weeks, 2 days, 1 hour, 2 minutes, 20 seconds.
• To count from 1 to 40,000,438,940 would take you about two thousand, five hundred forty-three 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 40000438940 cubic inches would be around 285 feet tall.

Recreational maths with 40000438940

• 40000438940 backwards is 04983400004
• The number of decimal digits it has is: 11
• The sum of 40000438940's digits is 32
• More coming soon!