990850900
990,850,900 is an even composite number composed of six prime numbers multiplied together.
990850900 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 990850900:
22 × 52 × 13 × 53 × 73 × 197
(2 × 2 × 5 × 5 × 13 × 53 × 73 × 197)See below for interesting mathematical facts about the number 990850900 from the Numbermatics database.
Names of 990850900
- Cardinal: 990850900 can be written as Nine hundred ninety million, eight hundred fifty thousand, nine hundred.
Scientific notation
- Scientific notation: 9.908509 × 108
Factors of 990850900
Divisors of 990850900
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 10 13 20 25 26 50 52 53 65 73 100 106 130 146 197 212 260 265 292 325 365 394 530 650 689 730 788 949 985 1060 1300 1325 1378 1460 1825 1898 1970 2561 2650 2756 3445 3650 3796 3869 3940 4745 4925 5122 5300 6890 7300 7738 9490 9850 10244 10441 12805 13780 14381 15476 17225 18980 19345 19700 20882 23725 25610 28762 34450 38690 41764 47450 50297 51220 52205 57524 64025 68900 71905 77380 94900 96725 100594 104410 128050 135733 143810 186953 193450 201188 208820 251485 256100 261025 271466 287620 359525 373906 386900 502970 522050 542932 678665 719050 747812 762193 934765 1005940 1044100 1257425 1357330 1438100 1524386 1869530 2514850 2714660 3048772 3393325 3739060 3810965 4673825 5029700 6786650 7621930 9347650 9908509 13573300 15243860 18695300 19054825 19817018 38109650 39634036 49542545 76219300 99085090 198170180 247712725 495425450 990850900
- Sum of all divisors σ(n): 2403689904
- Sum of proper divisors (its aliquot sum) s(n): 1412839004
- 990850900 is an abundant number, because the sum of its proper divisors (1412839004) is greater than itself. Its abundance is 421988104
Bases of 990850900
- Binary: 1110110000111100101111010101002
- Hexadecimal: 0x3B0F2F54
- Base-36: GDXDG4
Squares and roots of 990850900
- 990850900 squared (9908509002) is 981785506030810000
- 990850900 cubed (9908509003) is 972803052257583516229000000
-
The
square root of 990850900 is 31477.7842295165 -
The
cube root of 990850900 is 996.9409517659
Scales and comparisons
How big is 990850900?- 990,850,900 seconds is equal to 31 years, 26 weeks, 2 days, 4 hours, 21 minutes, 40 seconds.
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To count from 1 to 990,850,900 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 990850900 cubic inches would be around 83.1 feet tall.
Recreational maths with 990850900
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