40009768128

Names of 40009768128

• Cardinal: 40009768128 can be written as Forty billion, nine million, seven hundred sixty-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0009768128 × 10¹⁰

Factors of 40009768128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 212

Divisors of 40009768128

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 23 24 27 32 33 36 44 46 48 54 64 66 69 72 88 92 96 99 108 132 138 144 173 176 184 192 198 207 216 253 264 276 288 297 346 352 368 396 414 432 506 519 528 529 552 576 594 621 692 704 736 759 792 828 864 1012 1038 1056 1058 1104 1188 1242 1384 1472 1518 1557 1584 1587 1656 1728 1903 2024 2076 2112 2116 2208 2277 2376 2484 2768 3036 3114 3168 3174 3312 3806 3979 4048 4152 4232 4416 4554 4671 4752 4761 4968 5536 5709 5819 6072 6228 6336 6348 6624 6831 7612 7958 8096 8304 8464 9108 9342 9504 9522 9936 11072 11418 11638 11937 12144 12167 12456 12696 13248 13662 14283 15224 15916 16192 16608 16928 17127 17457 18216 18684 19008 19044 19872 22836 23276 23874 24288 24334 24912 25392 27324 28566 30448 31832 33216 33856 34254 34914 35811 36432 36501 37368 38088 39744 43769 45672 46552 47748 48576 48668 49824 50784 51381 52371 54648 57132 60896 63664 68508 69828 71622 72864 73002 74736 76176 87538 91344 91517 93104 95496 97336 99648 101568 102762 104742 107433 109296 109503 114264 121792 127328 131307 133837 137016 139656 143244 145728 146004 149472 152352 157113 175076 182688 183034 186208 190992 194672 205524 209484 214866 218592 219006 228528 254656 262614 267674 274032 274551 279312 286488 292008 298944 304704 314226 328509 350152 365376 366068 372416 381984 389344 393921 401511 411048 418968 429732 437184 438012 457056 525228 535348 548064 549102 558624 572976 584016 628452 657018 700304 732136 763968 778688 787842 803022 822096 823653 837936 859464 876024 914112 1006687 1050456 1070696 1096128 1098204 1117248 1145952 1168032 1181763 1204533 1256904 1314036 1400608 1464272 1575684 1606044 1644192 1647306 1675872 1718928 1752048 2013374 2100912 2104891 2141392 2196408 2291904 2336064 2363526 2409066 2470959 2513808 2628072 2801216 2928544 3020061 3151368 3212088 3288384 3294612 3351744 3437856 3504096 3613599 4026748 4201824 4209782 4282784 4392816 4727052 4818132 4941918 5027616 5256144 5857088 6040122 6302736 6314673 6424176 6589224 6875712 7008192 7227198 8053496 8403648 8419564 8565568 8785632 9060183 9454104 9636264 9883836 10055232 10512288 12080244 12605472 12629346 12848352 13178448 14454396 16106992 16839128 17571264 18120366 18908208 18944019 19272528 19767672 21024576 23153801 24160488 25210944 25258692 25696704 26356896 27180549 28908792 32213984 33678256 36240732 37816416 37888038 38545056 39535344 46307602 48320976 50517384 52713792 54361098 56832057 57817584 64427968 67356512 69461403 72481464 75632832 75776076 77090112 79070688 92615204 96641952 101034768 108722196 113664114 115635168 134713024 138922806 144962928 151552152 158141376 185230408 193283904 202069536 208384209 217444392 227328228 231270336 277845612 289925856 303104304 370460816 404139072 416768418 434888784 454656456 555691224 579851712 606208608 625152627 740921632 833536836 869777568 909312912 1111382448 1212417216 1250305254 1481843264 1667073672 1739555136 1818625824 2222764896 2500610508 3334147344 3637251648 4445529792 5001221016 6668294688 10002442032 13336589376 20004884064 40009768128
• Sum of all divisors σ(n): 134921548800
• Sum of proper divisors (its aliquot sum) s(n): 94911780672
• 40009768128 is an abundant number, because the sum of its proper divisors (94911780672) is greater than itself. Its abundance is 54902012544

Bases of 40009768128

• Binary: 100101010000110001001001110011000000₂
• Hexadecimal: 0x950C49CC0
• Base-36: IDOS6O0

Squares and roots of 40009768128

• 40009768128 squared (40009768128²) is 1600781545656324624384
• 40009768128 cubed (40009768128³) is 64046898465290993798300534833152
• The square root of 40009768128 is 200024.4188293019
• The cube root of 40009768128 is 3420.2302584273

Scales and comparisons

• 40,009,768,128 seconds is equal to 1,272 years, 9 weeks, 5 days, 28 minutes, 48 seconds.
• To count from 1 to 40,009,768,128 would take you about two thousand, five hundred forty-four 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 40009768128 cubic inches would be around 285 feet tall.

Recreational maths with 40009768128

• 40009768128 backwards is 82186790004
• The number of decimal digits it has is: 11
• The sum of 40009768128's digits is 45
• More coming soon!