1990369395

Names of 1990369395

• Cardinal: 1990369395 can be written as One billion, nine hundred ninety million, three hundred sixty-nine thousand, three hundred ninety-five.

Scientific notation

• Scientific notation: 1.990369395 × 10⁹

Factors of 1990369395

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1196

Divisors of 1990369395

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 41 45 47 63 105 123 135 141 189 205 235 287 315 329 369 423 615 705 861 945 987 1093 1107 1269 1435 1645 1845 1927 2115 2583 2961 3279 4305 4935 5465 5535 5781 6345 7651 7749 8883 9635 9837 12915 13489 14805 16395 17343 22953 28905 29511 38255 38745 40467 44415 44813 49185 51371 52029 67445 68859 86715 114765 121401 134439 147555 154113 202335 206577 224065 256855 260145 313691 344295 359597 364203 403317 462339 607005 672195 770565 941073 1032885 1078791 1209951 1387017 1568455 1797985 1821015 2016585 2106211 2311695 2823219 3236373 4705365 5393955 6049755 6318633 6935085 8469657 9709119 10531055 14116095 14743477 16181865 18955899 31593165 42348285 44230431 48545595 56867697 73717385 94779495 132691293 221152155 284338485 398073879 663456465 1990369395
• Sum of all divisors σ(n): 4234567680
• Sum of proper divisors (its aliquot sum) s(n): 2244198285
• 1990369395 is an abundant number, because the sum of its proper divisors (2244198285) is greater than itself. Its abundance is 253828890

Bases of 1990369395

• Binary: 1110110101000101010000001110011₂
• Hexadecimal: 0x76A2A073
• Base-36: WX0IUR

Squares and roots of 1990369395

• 1990369395 squared (1990369395²) is 3961570328552666025
• 1990369395 cubed (1990369395³) is 7884988338091321101816304875
• The square root of 1990369395 is 44613.5561797085
• The cube root of 1990369395 is 1257.8954948603

Scales and comparisons

• 1,990,369,395 seconds is equal to 63 years, 14 weeks, 6 days, 16 hours, 23 minutes, 15 seconds.
• To count from 1 to 1,990,369,395 would take you about one hundred twenty-six 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 1990369395 cubic inches would be around 104.8 feet tall.

Recreational maths with 1990369395

• 1990369395 backwards is 5939630991
• The number of decimal digits it has is: 10
• The sum of 1990369395's digits is 54
• More coming soon!