40068511998

Names of 40068511998

• Cardinal: 40068511998 can be written as Forty billion, sixty-eight million, five hundred eleven thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 4.0068511998 × 10¹⁰

Factors of 40068511998

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 786

Divisors of 40068511998

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 17 34 51 59 73 102 118 146 177 219 223 354 409 438 446 669 818 1003 1227 1241 1338 2006 2454 2482 3009 3723 3791 4307 6018 6953 7446 7582 8614 11373 12921 13157 13906 16279 20859 22746 24131 25842 26314 29857 32558 39471 41718 48262 48837 59714 72393 73219 78942 89571 91207 97674 144786 146438 179142 182414 219657 223669 273621 276743 410227 439314 447338 507569 547242 553486 671007 820454 830229 960461 1015138 1230681 1342014 1522707 1550519 1660458 1761563 1920922 2461362 2881383 3045414 3101038 3523126 4651557 5284689 5381213 5762766 6658111 9303114 10569378 10762426 13316222 16143639 16327837 19974333 29946571 32287278 32655674 39948666 48983511 59893142 89839713 91480621 97967022 113187887 179679426 182961242 226375774 274441863 339563661 392828549 548883726 679127322 785657098 1178485647 2356971294 6678085333 13356170666 20034255999 40068511998
• Sum of all divisors σ(n): 88078233600
• Sum of proper divisors (its aliquot sum) s(n): 48009721602
• 40068511998 is an abundant number, because the sum of its proper divisors (48009721602) is greater than itself. Its abundance is 7941209604

Bases of 40068511998

• Binary: 100101010100010001001111100011111110₂
• Hexadecimal: 0x95444F8FE
• Base-36: IENR9Q6

Squares and roots of 40068511998

• 40068511998 squared (40068511998²) is 1605485653733869952004
• 40068511998 cubed (40068511998³) is 64329421179252441670843958143992
• The square root of 40068511998 is 200171.2067156513
• The cube root of 40068511998 is 3421.9033441063

Scales and comparisons

• 40,068,511,998 seconds is equal to 1,274 years, 2 weeks, 5 days, 22 hours, 13 minutes, 18 seconds.
• To count from 1 to 40,068,511,998 would take you about two thousand, five hundred forty-eight 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 40068511998 cubic inches would be around 285.2 feet tall.

Recreational maths with 40068511998

• 40068511998 backwards is 89911586004
• 40068511998 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40068511998's digits is 51
• More coming soon!