1813945896

Names of 1813945896

• Cardinal: 1813945896 can be written as One billion, eight hundred thirteen million, nine hundred forty-five thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 1.813945896 × 10⁹

Factors of 1813945896

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1511

Divisors of 1813945896

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 49 56 63 72 84 98 126 147 168 196 252 294 343 392 441 504 588 686 882 1029 1176 1372 1499 1764 2058 2401 2744 2998 3087 3528 4116 4497 4802 5996 6174 7203 8232 8994 9604 10493 11992 12348 13491 14406 16807 17988 19208 20986 21609 24696 26982 28812 31479 33614 35976 41972 43218 50421 53964 57624 62958 67228 73451 83944 86436 94437 100842 107928 125916 134456 146902 151263 172872 188874 201684 220353 251832 293804 302526 377748 403368 440706 514157 587608 605052 661059 755496 881412 1028314 1210104 1322118 1542471 1762824 2056628 2644236 3084942 3599099 4113256 4627413 5288472 6169884 7198198 9254826 10797297 12339768 14396396 18509652 21594594 25193693 28792792 32391891 37019304 43189188 50387386 64783782 75581079 86378376 100774772 129567564 151162158 201549544 226743237 259135128 302324316 453486474 604648632 906972948 1813945896
• Sum of all divisors σ(n): 5735340000
• Sum of proper divisors (its aliquot sum) s(n): 3921394104
• 1813945896 is an abundant number, because the sum of its proper divisors (3921394104) is greater than itself. Its abundance is 2107448208

Bases of 1813945896

• Binary: 1101100000111101001111000101000₂
• Hexadecimal: 0x6C1E9E28
• Base-36: TZZ5M0

Squares and roots of 1813945896

• 1813945896 squared (1813945896²) is 3290399713615242816
• 1813945896 cubed (1813945896³) is 5968607056711945029126683136
• The square root of 1813945896 is 42590.4437168715
• The cube root of 1813945896 is 1219.5738671193

Scales and comparisons

• 1,813,945,896 seconds is equal to 57 years, 35 weeks, 1 day, 17 hours, 51 minutes, 36 seconds.
• To count from 1 to 1,813,945,896 would take you about one hundred fifteen 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 1813945896 cubic inches would be around 101.6 feet tall.

Recreational maths with 1813945896

• 1813945896 backwards is 6985493181
• The number of decimal digits it has is: 10
• The sum of 1813945896's digits is 54
• More coming soon!