1988019990
1,988,019,990 is an even composite number composed of seven prime numbers multiplied together.
1988019990 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 1988019990:
2 × 33 × 5 × 11 × 37 × 79 × 229
(2 × 3 × 3 × 3 × 5 × 11 × 37 × 79 × 229)See below for interesting mathematical facts about the number 1988019990 from the Numbermatics database.
Names of 1988019990
- Cardinal: 1988019990 can be written as One billion, nine hundred eighty-eight million, nineteen thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.98801999 × 109
Factors of 1988019990
Divisors of 1988019990
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 5 6 9 10 11 15 18 22 27 30 33 37 45 54 55 66 74 79 90 99 110 111 135 158 165 185 198 222 229 237 270 297 330 333 370 395 407 458 474 495 555 594 666 687 711 790 814 869 990 999 1110 1145 1185 1221 1374 1422 1485 1665 1738 1998 2035 2061 2133 2290 2370 2442 2519 2607 2923 2970 3330 3435 3555 3663 4070 4122 4266 4345 4995 5038 5214 5846 6105 6183 6870 7110 7326 7557 7821 8473 8690 8769 9990 10305 10665 10989 12210 12366 12595 13035 14615 15114 15642 16946 17538 18091 18315 20610 21330 21978 22671 23463 25190 25419 26070 26307 29230 30915 32153 36182 36630 37785 39105 42365 43845 45342 46926 50838 52614 54273 54945 61830 64306 68013 75570 76257 78210 78921 84730 87690 90455 93203 96459 108546 109890 113355 117315 127095 131535 136026 152514 157842 160765 162819 180910 186406 192918 199001 226710 228771 234630 254190 263070 271365 279609 289377 321530 325638 340065 381285 394605 398002 457542 466015 482295 488457 542730 559218 578754 597003 669367 680130 762570 789210 814095 838827 868131 932030 964590 976914 995005 1143855 1194006 1338734 1398045 1446885 1628190 1677654 1736262 1791009 1990010 2008101 2287710 2442285 2516481 2796090 2893770 2985015 3346835 3582018 4016202 4194135 4340655 4884570 5032962 5373027 5970030 6024303 6693670 7363037 8388270 8681310 8955045 10040505 10746054 12048606 12582405 14726074 17910090 18072909 20081010 22089111 25164810 26865135 30121515 36145818 36815185 44178222 53730270 60243030 66267333 73630370 90364545 110445555 132534666 180729090 198801999 220891110 331336665 397603998 662673330 994009995 1988019990
- Sum of all divisors σ(n): 6041088000
- Sum of proper divisors (its aliquot sum) s(n): 4053068010
- 1988019990 is an abundant number, because the sum of its proper divisors (4053068010) is greater than itself. Its abundance is 2065048020
Bases of 1988019990
- Binary: 11101100111111011000111000101102
- Hexadecimal: 0x767EC716
- Base-36: WVM61I
Squares and roots of 1988019990
- 1988019990 squared (19880199902) is 3952223480639600100
- 1988019990 cubed (19880199903) is 7857099284458902984405999000
-
The
square root of 1988019990 is 44587.2177871641 -
The
cube root of 1988019990 is 1257.4003657423
Scales and comparisons
How big is 1988019990?- 1,988,019,990 seconds is equal to 63 years, 11 weeks, 11 hours, 46 minutes, 30 seconds.
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To count from 1 to 1,988,019,990 would take you about one hundred twenty-six 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 1988019990 cubic inches would be around 104.8 feet tall.
Recreational maths with 1988019990
- 1988019990 backwards is 0999108891
- 1988019990 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1988019990's digits is 54
- More coming soon!
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"Number 1988019990 - Facts about the integer". Numbermatics.com. 2024. Web. 23 May 2024.
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Numbermatics. (2024). Number 1988019990 - Facts about the integer. Retrieved 23 May 2024, from https://numbermatics.com/n/1988019990/
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The information we have on file for 1988019990 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!
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