19727424990
19,727,424,990 is an even composite number composed of seven prime numbers multiplied together.
19727424990 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 19727424990:
2 × 33 × 5 × 72 × 13 × 23 × 4987
(2 × 3 × 3 × 3 × 5 × 7 × 7 × 13 × 23 × 4987)See below for interesting mathematical facts about the number 19727424990 from the Numbermatics database.
Names of 19727424990
- Cardinal: 19727424990 can be written as Nineteen billion, seven hundred twenty-seven million, four hundred twenty-four thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.972742499 × 1010
Factors of 19727424990
Divisors of 19727424990
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 5 6 7 9 10 13 14 15 18 21 23 26 27 30 35 39 42 45 46 49 54 63 65 69 70 78 90 91 98 105 115 117 126 130 135 138 147 161 182 189 195 207 210 230 234 245 270 273 294 299 315 322 345 351 378 390 414 441 455 483 490 546 585 598 621 630 637 690 702 735 805 819 882 897 910 945 966 1035 1127 1170 1242 1274 1323 1365 1449 1470 1495 1610 1638 1755 1794 1890 1911 2070 2093 2205 2254 2415 2457 2646 2691 2730 2898 2990 3105 3185 3381 3510 3822 4095 4186 4347 4410 4485 4830 4914 4987 5382 5635 5733 6210 6279 6370 6615 6762 7245 8073 8190 8694 8970 9555 9974 10143 10465 11270 11466 12285 12558 13230 13455 14490 14651 14961 16146 16905 17199 18837 19110 20286 20930 21735 24570 24935 26910 28665 29302 29922 30429 31395 33810 34398 34909 37674 40365 43470 43953 44883 49870 50715 56511 57330 60858 62790 64831 69818 73255 74805 80730 85995 87906 89766 94185 101430 104727 113022 114701 129662 131859 134649 146510 149610 152145 171990 174545 188370 194493 209454 219765 224415 229402 244363 263718 269298 282555 304290 314181 324155 344103 349090 388986 395577 439530 448830 453817 488726 523635 565110 573505 583479 628362 648310 659295 673245 688206 733089 791154 802907 907634 942543 972465 1032309 1047270 1147010 1166958 1221815 1318590 1346490 1361451 1466178 1491113 1570905 1605814 1720515 1750437 1885086 1944930 1977885 2064618 2199267 2269085 2408721 2443630 2722902 2917395 2982226 3096927 3141810 3176719 3441030 3500874 3665445 3955770 4014535 4084353 4398534 4473339 4538170 4712715 4817442 5161545 5620349 5834790 6193854 6353438 6597801 6807255 7226163 7330890 7455565 8029070 8168706 8752185 8946678 9425430 9530157 10323090 10437791 10996335 11240698 12043605 12253059 13195602 13420017 13614510 14452326 14911130 15484635 15883595 16861047 17504370 19060314 20421765 20875582 21678489 21992670 22366695 24087210 24506118 26840034 28101745 28590471 30969270 31313373 31767190 32989005 33722094 36130815 40260051 40843530 43356978 44733390 47650785 50583141 52188955 56203490 57180942 61265295 62626746 65978010 67100085 72261630 73064537 80520102 84305235 85771413 93940119 95301570 101166282 104377910 108392445 122530590 134200170 142952355 146129074 151749423 156566865 168610470 171542826 187880238 201300255 216784890 219193611 252915705 281820357 285904710 303498846 313133730 365322685 402600510 428857065 438387222 469700595 505831410 563640714 657580833 730645370 758747115 857714130 939401190 1095968055 1315161666 1409101785 1517494230 1972742499 2191936110 2818203570 3287904165 3945484998 6575808330 9863712495 19727424990
- Sum of all divisors σ(n): 68781726720
- Sum of proper divisors (its aliquot sum) s(n): 49054301730
- 19727424990 is an abundant number, because the sum of its proper divisors (49054301730) is greater than itself. Its abundance is 29326876740
Bases of 19727424990
- Binary: 100100101111101100010011101110111102
- Hexadecimal: 0x497D89DDE
- Base-36: 92976JI
Squares and roots of 19727424990
- 19727424990 squared (197274249902) is 389171296736076500100
- 19727424990 cubed (197274249903) is 7677347564621980982624477499000
-
The
square root of 19727424990 is 140454.3519795665 -
The
cube root of 19727424990 is 2702.0297946547
Scales and comparisons
How big is 19727424990?- 19,727,424,990 seconds is equal to 627 years, 14 weeks, 16 hours, 16 minutes, 30 seconds.
-
To count from 1 to 19,727,424,990 would take you about one thousand, two hundred fifty-four 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 19727424990 cubic inches would be around 225.2 feet tall.
Recreational maths with 19727424990
- 19727424990 backwards is 09942472791
- 19727424990 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 19727424990's digits is 54
- More coming soon!
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The information we have on file for 19727424990 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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