998145936

Names of 998145936

• Cardinal: 998145936 can be written as Nine hundred ninety-eight million, one hundred forty-five thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 9.98145936 × 10⁸

Factors of 998145936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1130

Divisors of 998145936

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 36 48 54 62 72 73 93 108 124 144 146 186 216 219 248 279 292 372 432 438 496 558 584 657 744 837 876 1021 1116 1168 1314 1488 1674 1752 1971 2042 2232 2263 2628 3063 3348 3504 3942 4084 4464 4526 5256 6126 6696 6789 7884 8168 9052 9189 10512 12252 13392 13578 15768 16336 18104 18378 20367 24504 27156 27567 31536 31651 36208 36756 40734 49008 54312 55134 61101 63302 73512 74533 81468 94953 108624 110268 122202 126604 147024 149066 162936 189906 220536 223599 244404 253208 284859 298132 325872 379812 441072 447198 488808 506416 569718 596264 670797 759624 854577 894396 977616 1139436 1192528 1341594 1519248 1709154 1788792 2012391 2278872 2310523 2683188 3418308 3577584 4024782 4557744 4621046 5366376 6836616 6931569 8049564 9242092 10732752 13673232 13863138 16099128 18484184 20794707 27726276 32198256 36968368 41589414 55452552 62384121 83178828 110905104 124768242 166357656 249536484 332715312 499072968 998145936
• Sum of all divisors σ(n): 3000919040
• Sum of proper divisors (its aliquot sum) s(n): 2002773104
• 998145936 is an abundant number, because the sum of its proper divisors (2002773104) is greater than itself. Its abundance is 1004627168

Bases of 998145936

• Binary: 111011011111100111111110010000₂
• Hexadecimal: 0x3B7E7F90
• Base-36: GI9QC0

Squares and roots of 998145936

• 998145936 squared (998145936²) is 996295309553316096
• 998145936 cubed (998145936³) is 994448114286504436545785856
• The square root of 998145936 is 31593.4476751113
• The cube root of 998145936 is 999.3815963223

Scales and comparisons

• 998,145,936 seconds is equal to 31 years, 38 weeks, 2 days, 14 hours, 45 minutes, 36 seconds.
• To count from 1 to 998,145,936 would take you about forty-seven 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 998145936 cubic inches would be around 83.3 feet tall.

Recreational maths with 998145936

• 998145936 backwards is 639541899
• 998145936 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 998145936's digits is 54
• More coming soon!