9977937920

Names of 9977937920

• Cardinal: 9977937920 can be written as Nine billion, nine hundred seventy-seven million, nine hundred thirty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 9.97793792 × 10⁹

Factors of 9977937920

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 356

Divisors of 9977937920

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 349 512 640 698 1024 1280 1396 1745 2048 2560 2792 3490 4096 5120 5584 6980 8192 10240 11168 13960 16384 20480 22336 27920 40960 44672 55840 81920 89344 111680 121801 178688 223360 243602 357376 446720 487204 609005 714752 893440 974408 1218010 1429504 1786880 1948816 2436020 2859008 3573760 3897632 4872040 5718016 7147520 7795264 9744080 14295040 15590528 19488160 28590080 31181056 38976320 62362112 77952640 124724224 155905280 249448448 311810560 498896896 623621120 997793792 1247242240 1995587584 2494484480 4988968960 9977937920
• Sum of all divisors σ(n): 24015130902
• Sum of proper divisors (its aliquot sum) s(n): 14037192982
• 9977937920 is an abundant number, because the sum of its proper divisors (14037192982) is greater than itself. Its abundance is 4059255062

Bases of 9977937920

• Binary: 1001010010101110110100000000000000₂
• Hexadecimal: 0x252BB4000
• Base-36: 4L0LU68

Squares and roots of 9977937920

• 9977937920 squared (9977937920²) is 99559245135373926400
• 9977937920 cubed (9977937920³) is 993395967322823033605849088000
• The square root of 9977937920 is 99889.6286908707
• The cube root of 9977937920 is 2152.8491464303

Scales and comparisons

• 9,977,937,920 seconds is equal to 317 years, 13 weeks, 6 days, 9 hours, 25 minutes, 20 seconds.
• To count from 1 to 9,977,937,920 would take you about six hundred thirty-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 9977937920 cubic inches would be around 179.4 feet tall.

Recreational maths with 9977937920

• 9977937920 backwards is 0297397799
• The number of decimal digits it has is: 10
• The sum of 9977937920's digits is 62
• More coming soon!