40009917792

Names of 40009917792

• Cardinal: 40009917792 can be written as Forty billion, nine million, nine hundred seventeen thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 4.0009917792 × 10¹⁰

Factors of 40009917792

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3153

Divisors of 40009917792

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 32 34 39 48 51 52 68 78 96 102 104 136 156 204 208 221 272 312 408 416 442 544 624 663 816 821 884 1248 1326 1632 1642 1768 2297 2463 2652 3284 3536 4594 4926 5304 6568 6891 7072 9188 9852 10608 10673 13136 13782 13957 18376 19704 21216 21346 26272 27564 27914 29861 32019 36752 39049 39408 41871 42692 55128 55828 59722 64038 73504 78098 78816 83742 85384 89583 110256 111656 117147 119444 128076 156196 167484 170768 179166 181441 220512 223312 234294 238888 256152 312392 334968 341536 358332 362882 446624 468588 477776 507637 512304 544323 624784 669936 716664 725764 937176 955552 1015274 1024608 1088646 1249568 1339872 1433328 1451528 1522911 1874352 1885837 2030548 2177292 2866656 2903056 3045822 3748704 3771674 4061096 4354584 5657511 5806112 6091644 7543348 8122192 8709168 11315022 12183288 15086696 16244384 17418336 22630044 24366576 24515881 30173392 32059229 45260088 48733152 49031762 60346784 64118458 73547643 90520176 96177687 98063524 128236916 147095286 181040352 192355374 196127048 256473832 294190572 384710748 392254096 416769977 512947664 588381144 769421496 784508192 833539954 1025895328 1176762288 1250309931 1538842992 1667079908 2353524576 2500619862 3077685984 3334159816 5001239724 6668319632 10002479448 13336639264 20004958896 40009917792
• Sum of all divisors σ(n): 119956261824
• Sum of proper divisors (its aliquot sum) s(n): 79946344032
• 40009917792 is an abundant number, because the sum of its proper divisors (79946344032) is greater than itself. Its abundance is 39936426240

Bases of 40009917792

• Binary: 100101010000110001101110010101100000₂
• Hexadecimal: 0x950C6E560
• Base-36: IDOVE5C

Squares and roots of 40009917792

• 40009917792 squared (40009917792²) is 1600793521722598155264
• 40009917792 cubed (40009917792³) is 64047617206087318420763492057088
• The square root of 40009917792 is 200024.7929432749
• The cube root of 40009917792 is 3420.2345230919

Scales and comparisons

• 40,009,917,792 seconds is equal to 1,272 years, 9 weeks, 6 days, 18 hours, 3 minutes, 12 seconds.
• To count from 1 to 40,009,917,792 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 40009917792 cubic inches would be around 285 feet tall.

Recreational maths with 40009917792

• 40009917792 backwards is 29771990004
• 40009917792 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40009917792's digits is 48
• More coming soon!