30190978120

Names of 30190978120

• Cardinal: 30190978120 can be written as Thirty billion, one hundred ninety million, nine hundred seventy-eight thousand, one hundred twenty.

Scientific notation

• Scientific notation: 3.019097812 × 10¹⁰

Factors of 30190978120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7675

Divisors of 30190978120

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 20 31 40 41 62 79 82 124 155 158 164 205 248 310 316 328 395 410 620 632 790 820 1240 1271 1580 1640 2449 2542 3160 3239 4898 5084 6355 6478 7517 9796 10168 12245 12710 12956 15034 16195 19592 24490 25420 25912 30068 32390 37585 48980 50840 60136 64780 75170 97960 100409 129560 150340 200818 233027 300680 308197 401636 466054 502045 593843 616394 803272 932108 1004090 1165135 1187686 1232788 1540985 1864216 2008180 2330270 2375372 2465576 2969215 3081970 4016360 4660540 4750744 5938430 6163940 9321080 9554107 11876860 12327880 18409133 19108214 23753720 24347563 36818266 38216428 47770535 48695126 73636532 76432856 92045665 95541070 97390252 121737815 147273064 184091330 191082140 194780504 243475630 368182660 382164280 486951260 736365320 754774453 973902520 1509548906 3019097812 3773872265 6038195624 7547744530 15095489060 30190978120
• Sum of all divisors σ(n): 72750182400
• Sum of proper divisors (its aliquot sum) s(n): 42559204280
• 30190978120 is an abundant number, because the sum of its proper divisors (42559204280) is greater than itself. Its abundance is 12368226160

Bases of 30190978120

• Binary: 11100000111100001011100010001001000₂
• Hexadecimal: 0x70785C448
• Base-36: DVAXFT4

Squares and roots of 30190978120

• 30190978120 squared (30190978120²) is 911495159842318734400
• 30190978120 cubed (30190978120³) is 27518930427285347560336491328000
• The square root of 30190978120 is 173755.5124880935
• The cube root of 30190978120 is 3113.8120464655

Scales and comparisons

• 30,190,978,120 seconds is equal to 959 years, 50 weeks, 6 days, 14 hours, 48 minutes, 40 seconds.
• To count from 1 to 30,190,978,120 would take you about one thousand, nine hundred nineteen 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 30190978120 cubic inches would be around 259.5 feet tall.

Recreational maths with 30190978120

• 30190978120 backwards is 02187909103
• 30190978120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30190978120's digits is 40
• More coming soon!