1997312490
1,997,312,490 is an even composite number composed of seven prime numbers multiplied together.
1997312490 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 1997312490:
2 × 32 × 5 × 17 × 19 × 127 × 541
(2 × 3 × 3 × 5 × 17 × 19 × 127 × 541)See below for interesting mathematical facts about the number 1997312490 from the Numbermatics database.
Names of 1997312490
- Cardinal: 1997312490 can be written as One billion, nine hundred ninety-seven million, three hundred twelve thousand, four hundred ninety.
Scientific notation
- Scientific notation: 1.99731249 × 109
Factors of 1997312490
Divisors of 1997312490
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 5 6 9 10 15 17 18 19 30 34 38 45 51 57 85 90 95 102 114 127 153 170 171 190 254 255 285 306 323 342 381 510 541 570 635 646 762 765 855 969 1082 1143 1270 1530 1615 1623 1710 1905 1938 2159 2286 2413 2705 2907 3230 3246 3810 4318 4826 4845 4869 5410 5715 5814 6477 7239 8115 9197 9690 9738 10279 10795 11430 12065 12954 14478 14535 16230 18394 19431 20558 21590 21717 24130 24345 27591 29070 30837 32385 36195 38862 41021 43434 45985 48690 51395 55182 61674 64770 68707 72390 82042 82773 91970 92511 97155 102790 108585 123063 137414 137955 154185 165546 174743 185022 194310 205105 206121 217170 246126 275910 308370 343535 349486 369189 410210 412242 413865 462555 524229 615315 618363 687070 738378 827730 873715 925110 1030605 1048458 1168019 1230630 1236726 1305433 1572687 1747430 1845945 2061210 2336038 2610866 2621145 3091815 3145374 3504057 3691890 3916299 5242290 5840095 6183630 6527165 7008114 7832598 7863435 10512171 11680190 11748897 13054330 15726870 17520285 19581495 21024342 22192361 23497794 35040570 39162990 44384722 52560855 58744485 66577083 105121710 110961805 117488970 133154166 199731249 221923610 332885415 399462498 665770830 998656245 1997312490
- Sum of all divisors σ(n): 5844234240
- Sum of proper divisors (its aliquot sum) s(n): 3846921750
- 1997312490 is an abundant number, because the sum of its proper divisors (3846921750) is greater than itself. Its abundance is 1849609260
Bases of 1997312490
- Binary: 11101110000110010010001111010102
- Hexadecimal: 0x770C91EA
- Base-36: X15C6I
Squares and roots of 1997312490
- 1997312490 squared (19973124902) is 3989257182710000100
- 1997312490 cubed (19973124903) is 7967793196848895247631249000
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The
square root of 1997312490 is 44691.3021739129 -
The
cube root of 1997312490 is 1259.3564551901
Scales and comparisons
How big is 1997312490?- 1,997,312,490 seconds is equal to 63 years, 26 weeks, 3 days, 1 hour, 1 minute, 30 seconds.
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To count from 1 to 1,997,312,490 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 1997312490 cubic inches would be around 104.9 feet tall.
Recreational maths with 1997312490
- 1997312490 backwards is 0942137991
- 1997312490 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1997312490's digits is 45
- More coming soon!
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Numbermatics. (2024). Number 1997312490 - Facts about the integer. Retrieved 20 June 2024, from https://numbermatics.com/n/1997312490/
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The information we have on file for 1997312490 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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