1998332388
1,998,332,388 is an even composite number composed of five prime numbers multiplied together.
1998332388 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-two divisors.
Prime factorization of 1998332388:
22 × 32 × 132 × 17 × 1392
(2 × 2 × 3 × 3 × 13 × 13 × 17 × 139 × 139)See below for interesting mathematical facts about the number 1998332388 from the Numbermatics database.
Names of 1998332388
- Cardinal: 1998332388 can be written as One billion, nine hundred ninety-eight million, three hundred thirty-two thousand, three hundred eighty-eight.
Scientific notation
- Scientific notation: 1.998332388 × 109
Factors of 1998332388
Divisors of 1998332388
- Number of divisors d(n): 162
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Complete list of divisors:
1 2 3 4 6 9 12 13 17 18 26 34 36 39 51 52 68 78 102 117 139 153 156 169 204 221 234 278 306 338 417 442 468 507 556 612 663 676 834 884 1014 1251 1326 1521 1668 1807 1989 2028 2363 2502 2652 2873 3042 3614 3978 4726 5004 5421 5746 6084 7089 7228 7956 8619 9452 10842 11492 14178 16263 17238 19321 21267 21684 23491 25857 28356 30719 32526 34476 38642 42534 46982 51714 57963 61438 65052 70473 77284 85068 92157 93964 103428 115926 122876 140946 173889 184314 211419 231852 251173 276471 281892 328457 347778 368628 399347 422838 502346 552942 656914 695556 753519 798694 845676 985371 1004692 1105884 1198041 1313828 1507038 1597388 1970742 2260557 2396082 2956113 3014076 3265249 3594123 3941484 4269941 4521114 4792164 5912226 6530498 7188246 8539882 9042228 9795747 11824452 12809823 13060996 14376492 17079764 19591494 25619646 29387241 38429469 39182988 51239292 55509233 58774482 76858938 111018466 117548964 153717876 166527699 222036932 333055398 499583097 666110796 999166194 1998332388
- Sum of all divisors σ(n): 5833512594
- Sum of proper divisors (its aliquot sum) s(n): 3835180206
- 1998332388 is an abundant number, because the sum of its proper divisors (3835180206) is greater than itself. Its abundance is 1836847818
Bases of 1998332388
- Binary: 11101110001110000100001111001002
- Hexadecimal: 0x771C21E4
- Base-36: X1R750
Squares and roots of 1998332388
- 1998332388 squared (19983323882) is 3993332332929782544
- 1998332388 cubed (19983323883) is 7980005336941183387472235072
-
The
square root of 1998332388 is 44702.7111929467 -
The
cube root of 1998332388 is 1259.5707759463
Scales and comparisons
How big is 1998332388?- 1,998,332,388 seconds is equal to 63 years, 28 weeks, 20 hours, 19 minutes, 48 seconds.
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To count from 1 to 1,998,332,388 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 1998332388 cubic inches would be around 105 feet tall.
Recreational maths with 1998332388
- 1998332388 backwards is 8832338991
- The number of decimal digits it has is: 10
- The sum of 1998332388's digits is 54
- More coming soon!
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The information we have on file for 1998332388 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 1998332388, math, Factors of 1998332388, curriculum, school, college, exams, university, Prime factorization of 1998332388, STEM, science, technology, engineering, physics, economics, calculator, one billion, nine hundred ninety-eight million, three hundred thirty-two thousand, three hundred eighty-eight.