18389398482
18,389,398,482 is an even composite number composed of seven prime numbers multiplied together.
18389398482 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 18389398482:
2 × 32 × 7 × 13 × 192 × 137 × 227
(2 × 3 × 3 × 7 × 13 × 19 × 19 × 137 × 227)See below for interesting mathematical facts about the number 18389398482 from the Numbermatics database.
Names of 18389398482
- Cardinal: 18389398482 can be written as Eighteen billion, three hundred eighty-nine million, three hundred ninety-eight thousand, four hundred eighty-two.
Scientific notation
- Scientific notation: 1.8389398482 × 1010
Factors of 18389398482
Divisors of 18389398482
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 6 7 9 13 14 18 19 21 26 38 39 42 57 63 78 91 114 117 126 133 137 171 182 227 234 247 266 273 274 342 361 399 411 454 494 546 681 722 741 798 819 822 959 1083 1197 1233 1362 1482 1589 1638 1729 1781 1918 2043 2166 2223 2394 2466 2527 2603 2877 2951 3178 3249 3458 3562 4086 4313 4446 4693 4767 5054 5187 5206 5343 5754 5902 6498 7581 7809 8626 8631 8853 9386 9534 10374 10686 12467 12939 14079 14301 15162 15561 15618 16029 17262 17706 18221 20657 22743 23427 24934 25878 26559 28158 28602 30191 31099 31122 32058 32851 33839 36442 37401 38817 41314 42237 45486 46854 49457 53118 54663 56069 60382 61971 62198 65702 67678 74802 77634 81947 84474 90573 93297 98553 98914 101517 109326 112138 112203 123942 148371 163894 163989 168207 181146 185913 186594 197106 203034 217693 224406 236873 245841 271719 279891 295659 296742 304551 327978 336414 346199 371826 392483 404287 435386 445113 473746 491682 504621 543438 559782 573629 590881 591318 609102 642941 653079 692398 710619 737523 784966 808574 890226 1009242 1038597 1065311 1147258 1177449 1181762 1212861 1285882 1306158 1421238 1475046 1720887 1772643 1928823 1959237 2077194 2130622 2131857 2354898 2425722 2830009 3115791 3195933 3441774 3532347 3545286 3638583 3857646 3918474 4136167 4263714 4500587 5162661 5317929 5660018 5786469 6231582 6391866 7064694 7277166 7457177 7681453 8272334 8490027 9001174 9587799 10325322 10635858 11226739 11572938 12408501 13501761 14914354 15362906 16980054 19175598 22371531 22453478 23044359 24817002 25470081 27003522 33680217 37225503 40505283 44743062 46088718 50940162 53770171 67114593 67360434 69133077 74451006 78587173 81010566 101040651 107540342 134229186 138266154 145947607 157174346 161310513 202081302 235761519 291895214 322621026 437842821 471523038 483931539 707284557 875685642 967863078 1021633249 1313528463 1414569114 2043266498 2627056926 3064899747 6129799494 9194699241 18389398482
- Sum of all divisors σ(n): 52362640512
- Sum of proper divisors (its aliquot sum) s(n): 33973242030
- 18389398482 is an abundant number, because the sum of its proper divisors (33973242030) is greater than itself. Its abundance is 15583843548
Bases of 18389398482
- Binary: 100010010000001011111110011110100102
- Hexadecimal: 0x44817F3D2
- Base-36: 8G4KMOI
Squares and roots of 18389398482
- 18389398482 squared (183893984822) is 338169976529783904324
- 18389398482 cubed (183893984823) is 6218742453054783757963798836168
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The
square root of 18389398482 is 135607.5163182335 -
The
cube root of 18389398482 is 2639.5051147087
Scales and comparisons
How big is 18389398482?- 18,389,398,482 seconds is equal to 584 years, 37 weeks, 5 days, 6 hours, 14 minutes, 42 seconds.
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To count from 1 to 18,389,398,482 would take you about one thousand, one hundred sixty-nine 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 18389398482 cubic inches would be around 220 feet tall.
Recreational maths with 18389398482
- 18389398482 backwards is 28489398381
- 18389398482 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18389398482's digits is 63
- More coming soon!
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