30887492090

Names of 30887492090

• Cardinal: 30887492090 can be written as Thirty billion, eight hundred eighty-seven million, four hundred ninety-two thousand and ninety.

Scientific notation

• Scientific notation: 3.088749209 × 10¹⁰

Factors of 30887492090

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 465063

Divisors of 30887492090

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 7 10 13 14 26 35 65 70 73 91 130 146 182 365 455 511 730 910 949 1022 1898 2555 4745 5110 6643 9490 13286 33215 66430 464963 929926 2324815 3254741 4649630 6044519 6509482 12089038 16273705 30222595 32547410 33942299 42311633 60445190 67884598 84623266 169711495 211558165 237596093 339422990 423116330 441249887 475192186 882499774 1187980465 2206249435 2375960930 3088749209 4412498870 6177498418 15443746045 30887492090
• Sum of all divisors σ(n): 69365189376
• Sum of proper divisors (its aliquot sum) s(n): 38477697286
• 30887492090 is an abundant number, because the sum of its proper divisors (38477697286) is greater than itself. Its abundance is 7590205196

Bases of 30887492090

• Binary: 11100110001000010011011100111111010₂
• Hexadecimal: 0x73109B9FA
• Base-36: E6TM5FE

Squares and roots of 30887492090

• 30887492090 squared (30887492090²) is 954037167609812568100
• 30887492090 cubed (30887492090³) is 29467815468114089903571336329000
• The square root of 30887492090 is 175748.3772044567
• The cube root of 30887492090 is 3137.5757211823

Scales and comparisons

• 30,887,492,090 seconds is equal to 982 years, 6 weeks, 4 days, 2 hours, 54 minutes, 50 seconds.
• To count from 1 to 30,887,492,090 would take you about one thousand, nine hundred sixty-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 30887492090 cubic inches would be around 261.5 feet tall.

Recreational maths with 30887492090

• 30887492090 backwards is 09029478803
• The number of decimal digits it has is: 11
• The sum of 30887492090's digits is 50
• More coming soon!