9942367872

Names of 9942367872

• Cardinal: 9942367872 can be written as Nine billion, nine hundred forty-two million, three hundred sixty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 9.942367872 × 10⁹

Factors of 9942367872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1089

Divisors of 9942367872

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 32 46 48 64 69 92 96 128 138 184 192 276 368 384 552 736 1061 1104 1472 2122 2208 2944 3183 4244 4416 6366 8488 8832 12732 16976 24403 25464 33952 48806 50928 67904 73209 97612 101856 135808 146418 195224 203712 292836 390448 407424 585672 780896 1125721 1171344 1561792 2251442 2342688 3123584 3377163 4502884 4685376 6754326 9005768 9370752 13508652 18011536 25891583 27017304 36023072 51783166 54034608 72046144 77674749 103566332 108069216 144092288 155349498 207132664 216138432 310698996 414265328 432276864 621397992 828530656 1242795984 1657061312 2485591968 3314122624 4971183936 9942367872
• Sum of all divisors σ(n): 27583647840
• Sum of proper divisors (its aliquot sum) s(n): 17641279968
• 9942367872 is an abundant number, because the sum of its proper divisors (17641279968) is greater than itself. Its abundance is 7698912096

Bases of 9942367872

• Binary: 1001010000100111000111111010000000₂
• Hexadecimal: 0x2509C7E80
• Base-36: 4KFFG5C

Squares and roots of 9942367872

• 9942367872 squared (9942367872²) is 98850678902177808384
• 9942367872 cubed (9942367872³) is 982809814042400872908453838848
• The square root of 9942367872 is 99711.4229765075
• The cube root of 9942367872 is 2150.2878916453

Scales and comparisons

• 9,942,367,872 seconds is equal to 316 years, 7 weeks, 16 hours, 51 minutes, 12 seconds.
• To count from 1 to 9,942,367,872 would take you about six hundred thirty-two 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 9942367872 cubic inches would be around 179.2 feet tall.

Recreational maths with 9942367872

• 9942367872 backwards is 2787632499
• The number of decimal digits it has is: 10
• The sum of 9942367872's digits is 57
• More coming soon!