30728831592

Names of 30728831592

• Cardinal: 30728831592 can be written as Thirty billion, seven hundred twenty-eight million, eight hundred thirty-one thousand, five hundred ninety-two.

Scientific notation

• Scientific notation: 3.0728831592 × 10¹⁰

Factors of 30728831592

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1639

Divisors of 30728831592

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 24 31 62 93 124 173 186 193 248 346 372 386 519 579 692 744 772 1038 1158 1237 1384 1544 2076 2316 2474 3711 4152 4632 4948 5363 5983 7422 9896 10726 11966 14844 16089 17949 21452 23932 29688 32178 33389 35898 38347 42904 47864 64356 66778 71796 76694 100167 115041 128712 133556 143592 153388 200334 214001 230082 238741 267112 306776 400668 428002 460164 477482 642003 716223 801336 856004 920328 954964 1035059 1284006 1432446 1712008 1909928 2070118 2568012 2864892 3105177 4140236 5136024 5729784 6210354 6634031 7400971 8280472 12420708 13268062 14801942 19902093 22202913 24841416 26536124 29603884 39804186 41302193 44405826 53072248 59207768 79608372 82604386 88811652 123906579 159216744 165208772 177623304 247813158 330417544 495626316 991252632 1280367983 2560735966 3841103949 5121471932 7682207898 10242943864 15364415796 30728831592
• Sum of all divisors σ(n): 80236661760
• Sum of proper divisors (its aliquot sum) s(n): 49507830168
• 30728831592 is an abundant number, because the sum of its proper divisors (49507830168) is greater than itself. Its abundance is 18778998576

Bases of 30728831592

• Binary: 11100100111100101001100001001101000₂
• Hexadecimal: 0x72794C268
• Base-36: E475I7C

Squares and roots of 30728831592

• 30728831592 squared (30728831592²) is 944261091009497254464
• 30728831592 cubed (30728831592³) is 29016040044509026405010626226688
• The square root of 30728831592 is 175296.4106649077
• The cube root of 30728831592 is 3132.1942101663

Scales and comparisons

• 30,728,831,592 seconds is equal to 977 years, 4 weeks, 1 day, 18 hours, 33 minutes, 12 seconds.
• To count from 1 to 30,728,831,592 would take you about one thousand, nine hundred fifty-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 30728831592 cubic inches would be around 261 feet tall.

Recreational maths with 30728831592

• 30728831592 backwards is 29513882703
• The number of decimal digits it has is: 11
• The sum of 30728831592's digits is 48
• More coming soon!