9938467980

Names of 9938467980

• Cardinal: 9938467980 can be written as Nine billion, nine hundred thirty-eight million, four hundred sixty-seven thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 9.93846798 × 10⁹

Factors of 9938467980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8011

Divisors of 9938467980

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 210 252 315 420 630 1153 1260 2306 3459 4612 5765 6841 6918 8071 10377 11530 13682 13836 16142 17295 20523 20754 23060 24213 27364 32284 34205 34590 40355 41046 41508 47887 48426 51885 61569 68410 69180 72639 80710 82092 95774 96852 102615 103770 121065 123138 136820 143661 145278 161420 191548 205230 207540 239435 242130 246276 287322 290556 307845 363195 410460 430983 478870 484260 574644 615690 718305 726390 861966 957740 1231380 1436610 1452780 1723932 2154915 2873220 4309830 7887673 8619660 15775346 23663019 31550692 39438365 47326038 55213711 70989057 78876730 94652076 110427422 118315095 141978114 157753460 165641133 220854844 236630190 276068555 283956228 331282266 354945285 473260380 496923399 552137110 662564532 709890570 828205665 993846798 1104274220 1419781140 1656411330 1987693596 2484616995 3312822660 4969233990 9938467980
• Sum of all divisors σ(n): 34488277824
• Sum of proper divisors (its aliquot sum) s(n): 24549809844
• 9938467980 is an abundant number, because the sum of its proper divisors (24549809844) is greater than itself. Its abundance is 14611341864

Bases of 9938467980

• Binary: 1001010000011000001111110010001100₂
• Hexadecimal: 0x25060FC8C
• Base-36: 4KD3UZ0

Squares and roots of 9938467980

• 9938467980 squared (9938467980²) is 98773145789485280400
• 9938467980 cubed (9938467980³) is 981653746712671279936721592000
• The square root of 9938467980 is 99691.8651646161
• The cube root of 9938467980 is 2150.0067048645

Scales and comparisons

• 9,938,467,980 seconds is equal to 316 years, 4 days, 13 hours, 33 minutes.
• To count from 1 to 9,938,467,980 would take you about six hundred thirty-two 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 9938467980 cubic inches would be around 179.2 feet tall.

Recreational maths with 9938467980

• 9938467980 backwards is 0897648399
• 9938467980 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9938467980's digits is 63
• More coming soon!