8949991401

Names of 8949991401

• Cardinal: 8949991401 can be written as Eight billion, nine hundred forty-nine million, nine hundred ninety-one thousand, four hundred one.

Scientific notation

• Scientific notation: 8.949991401 × 10⁹

Factors of 8949991401

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2682

Divisors of 8949991401

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 13 19 27 39 57 81 117 169 171 247 351 507 513 741 1053 1521 1539 2197 2223 2647 3211 4563 6591 6669 7941 9633 13689 19773 20007 23823 28899 34411 41743 50293 59319 71469 86697 103233 125229 150879 177957 214407 260091 309699 375687 447343 452637 653809 929097 1127061 1342029 1357911 1961427 2787291 3381183 4026087 4073733 5815459 5884281 8499517 12078261 17446377 17652843 25498551 36234783 52339131 52958529 76495653 110493721 157017393 229486959 331481163 471052179 688460877 994443489 2983330467 8949991401
• Sum of all divisors σ(n): 15251420800
• Sum of proper divisors (its aliquot sum) s(n): 6301429399
• 8949991401 is a deficient number, because the sum of its proper divisors (6301429399) is less than itself. Its deficiency is 2648562002

Bases of 8949991401

• Binary: 1000010101011101100000011111101001₂
• Hexadecimal: 0x2157607E9
• Base-36: 440LDK9

Squares and roots of 8949991401

• 8949991401 squared (8949991401²) is 80102346077973942801
• 8949991401 cubed (8949991401³) is 716915308597792863571015854201
• The square root of 8949991401 is 94604.3941949843
• The cube root of 8949991401 is 2076.2239955941

Scales and comparisons

• 8,949,991,401 seconds is equal to 284 years, 30 weeks, 1 day, 20 hours, 43 minutes, 21 seconds.
• To count from 1 to 8,949,991,401 would take you about five hundred sixty-nine 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 8949991401 cubic inches would be around 173 feet tall.

Recreational maths with 8949991401

• 8949991401 backwards is 1041999498
• The number of decimal digits it has is: 10
• The sum of 8949991401's digits is 54
• More coming soon!