998994997
998,994,997 is an odd composite number composed of four prime numbers multiplied together.
998994997 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-four divisors.
Prime factorization of 998994997:
72 × 112 × 132 × 997
(7 × 7 × 11 × 11 × 13 × 13 × 997)See below for interesting mathematical facts about the number 998994997 from the Numbermatics database.
Names of 998994997
- Cardinal: 998994997 can be written as Nine hundred ninety-eight million, nine hundred ninety-four thousand, nine hundred ninety-seven.
Scientific notation
- Scientific notation: 9.98994997 × 108
Factors of 998994997
Divisors of 998994997
- Number of divisors d(n): 54
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Complete list of divisors:
1 7 11 13 49 77 91 121 143 169 539 637 847 997 1001 1183 1573 1859 5929 6979 7007 8281 10967 11011 12961 13013 20449 48853 76769 77077 90727 91091 120637 142571 143143 168493 537383 635089 844459 997997 1002001 1179451 1568281 1853423 5911213 6985979 8256157 10977967 12973961 20387653 76845769 90817727 142713571 998994997
- Sum of all divisors σ(n): 1384548354
- Sum of proper divisors (its aliquot sum) s(n): 385553357
- 998994997 is a deficient number, because the sum of its proper divisors (385553357) is less than itself. Its deficiency is 613441640
Bases of 998994997
- Binary: 1110111000101101110100001101012
- Hexadecimal: 0x3B8B7435
- Base-36: GIRXH1
Squares and roots of 998994997
- 998994997 squared (9989949972) is 997991004031030009
- 998994997 cubed (9989949973) is 996988020078005811747864973
-
The
square root of 998994997 is 31606.8821145015 -
The
cube root of 998994997 is 999.6648867117
Scales and comparisons
How big is 998994997?- 998,994,997 seconds is equal to 31 years, 39 weeks, 5 days, 10 hours, 36 minutes, 37 seconds.
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To count from 1 to 998,994,997 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 998994997 cubic inches would be around 83.3 feet tall.
Recreational maths with 998994997
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