9918469946

Names of 9918469946

• Cardinal: 9918469946 can be written as Nine billion, nine hundred eighteen million, four hundred sixty-nine thousand, nine hundred forty-six.

Scientific notation

• Scientific notation: 9.918469946 × 10⁹

Factors of 9918469946

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 370

Divisors of 9918469946

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 7 11 14 19 22 38 49 77 98 121 133 154 209 242 266 331 343 361 418 539 662 686 722 847 931 1078 1463 1694 1862 2299 2317 2527 2926 3641 3773 3971 4598 4634 5054 5929 6289 6517 7282 7546 7942 10241 11858 12578 13034 16093 16219 17689 20482 25487 27797 32186 32438 35378 40051 41503 43681 44023 50974 55594 69179 71687 80102 83006 87362 88046 112651 113533 119491 123823 138358 143374 178409 194579 225302 227066 238982 247646 280357 305767 308161 356818 389158 484253 560714 611534 616322 760969 788557 836437 968506 1248863 1314401 1362053 1521938 1577114 1672874 1962499 2140369 2157127 2497726 2628802 2724106 3389771 3924998 4280738 4314254 5326783 5855059 6779542 9200807 10653566 11710118 13737493 14458411 14982583 18401614 23728397 27474986 28916822 29965166 37287481 40985413 47456794 64405649 74574962 81970826 101208877 128811298 202417754 261012367 450839543 522024734 708462139 901679086 1416924278 4959234973 9918469946
• Sum of all divisors σ(n): 20188123200
• Sum of proper divisors (its aliquot sum) s(n): 10269653254
• 9918469946 is an abundant number, because the sum of its proper divisors (10269653254) is greater than itself. Its abundance is 351183308

Bases of 9918469946

• Binary: 1001001111001011111101011100111010₂
• Hexadecimal: 0x24F2FD73A
• Base-36: 4K178E2

Squares and roots of 9918469946

• 9918469946 squared (9918469946²) is 98376046069705242916
• 9918469946 cubed (9918469946³) is 975739856348682872940975402536
• The square root of 9918469946 is 99591.5154317875
• The cube root of 9918469946 is 2148.5636662889

Scales and comparisons

• 9,918,469,946 seconds is equal to 315 years, 19 weeks, 4 days, 2 hours, 32 minutes, 26 seconds.
• To count from 1 to 9,918,469,946 would take you about six hundred thirty 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 9918469946 cubic inches would be around 179 feet tall.

Recreational maths with 9918469946

• 9918469946 backwards is 6499648199
• The number of decimal digits it has is: 10
• The sum of 9918469946's digits is 65
• More coming soon!