1998389440
1,998,389,440 is an even composite number composed of five prime numbers multiplied together.
What does the number 1998389440 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 112 divisors.
1998389440 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twelve divisors.
Prime factorization of 1998389440:
26 × 5 × 17 × 211 × 1741
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 17 × 211 × 1741)See below for interesting mathematical facts about the number 1998389440 from the Numbermatics database.
Names of 1998389440
- Cardinal: 1998389440 can be written as One billion, nine hundred ninety-eight million, three hundred eighty-nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.99838944 × 109
Factors of 1998389440
Divisors of 1998389440
- Number of divisors d(n): 112
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Complete list of divisors:
1 2 4 5 8 10 16 17 20 32 34 40 64 68 80 85 136 160 170 211 272 320 340 422 544 680 844 1055 1088 1360 1688 1741 2110 2720 3376 3482 3587 4220 5440 6752 6964 7174 8440 8705 13504 13928 14348 16880 17410 17935 27856 28696 29597 33760 34820 35870 55712 57392 59194 67520 69640 71740 111424 114784 118388 139280 143480 147985 229568 236776 278560 286960 295970 367351 473552 557120 573920 591940 734702 947104 1147840 1183880 1469404 1836755 1894208 2367760 2938808 3673510 4735520 5877616 6244967 7347020 9471040 11755232 12489934 14694040 23510464 24979868 29388080 31224835 49959736 58776160 62449670 99919472 117552320 124899340 199838944 249798680 399677888 499597360 999194720 1998389440
- Sum of all divisors σ(n): 5065373664
- Sum of proper divisors (its aliquot sum) s(n): 3066984224
- 1998389440 is an abundant number, because the sum of its proper divisors (3066984224) is greater than itself. Its abundance is 1068594784
Bases of 1998389440
- Binary: 11101110001110100000000110000002
- Hexadecimal: 0x771D00C0
- Base-36: X1SF5S
Squares and roots of 1998389440
- 1998389440 squared (19983894402) is 3993560353903513600
- 1998389440 cubed (19983894403) is 7980688839243444357136384000
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The
square root of 1998389440 is 44703.3493152359 -
The
cube root of 1998389440 is 1259.5827626659
Scales and comparisons
How big is 1998389440?- 1,998,389,440 seconds is equal to 63 years, 28 weeks, 1 day, 12 hours, 10 minutes, 40 seconds.
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To count from 1 to 1,998,389,440 would take you about one hundred twenty-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 1998389440 cubic inches would be around 105 feet tall.
Recreational maths with 1998389440
- 1998389440 backwards is 0449838991
- The number of decimal digits it has is: 10
- The sum of 1998389440's digits is 55
- More coming soon!
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"Number 1998389440 - Facts about the integer". Numbermatics.com. 2024. Web. 22 June 2024.
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Numbermatics. (2024). Number 1998389440 - Facts about the integer. Retrieved 22 June 2024, from https://numbermatics.com/n/1998389440/
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Numbermatics. 2024. "Number 1998389440 - Facts about the integer". https://numbermatics.com/n/1998389440/
The information we have on file for 1998389440 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 1998389440, math, Factors of 1998389440, curriculum, school, college, exams, university, Prime factorization of 1998389440, STEM, science, technology, engineering, physics, economics, calculator, one billion, nine hundred ninety-eight million, three hundred eighty-nine thousand, four hundred forty.