1989613728
1,989,613,728 is an even composite number composed of six prime numbers multiplied together.
1989613728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 1989613728:
25 × 32 × 19 × 31 × 37 × 317
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 19 × 31 × 37 × 317)See below for interesting mathematical facts about the number 1989613728 from the Numbermatics database.
Names of 1989613728
- Cardinal: 1989613728 can be written as One billion, nine hundred eighty-nine million, six hundred thirteen thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.989613728 × 109
Factors of 1989613728
Divisors of 1989613728
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 19 24 31 32 36 37 38 48 57 62 72 74 76 93 96 111 114 124 144 148 152 171 186 222 228 248 279 288 296 304 317 333 342 372 444 456 496 558 589 592 608 634 666 684 703 744 888 912 951 992 1116 1147 1178 1184 1268 1332 1368 1406 1488 1767 1776 1824 1902 2109 2232 2294 2356 2536 2664 2736 2812 2853 2976 3441 3534 3552 3804 4218 4464 4588 4712 5072 5301 5328 5472 5624 5706 6023 6327 6882 7068 7608 8436 8928 9176 9424 9827 10144 10323 10602 10656 11248 11412 11729 12046 12654 13764 14136 15216 16872 18069 18352 18848 19654 20646 21204 21793 22496 22824 23458 24092 25308 27528 28272 29481 30432 33744 35187 36138 36704 39308 41292 42408 43586 45648 46916 48184 50616 54207 55056 56544 58962 65379 67488 70374 72276 78616 82584 84816 87172 88443 91296 93832 96368 101232 105561 108414 110112 117924 130758 140748 144552 157232 165168 169632 174344 176886 186713 187664 192736 196137 202464 211122 216828 222851 235848 261516 281496 289104 314464 330336 348688 353772 363599 373426 375328 392274 422244 433656 445702 471696 523032 560139 562992 578208 668553 697376 707544 727198 746852 784548 844488 867312 891404 943392 1046064 1090797 1120278 1125984 1337106 1415088 1454396 1493704 1569096 1680417 1688976 1734624 1782808 2005659 2092128 2181594 2240556 2674212 2830176 2908792 2987408 3138192 3272391 3360834 3377952 3565616 4011318 4363188 4481112 5348424 5817584 5974816 6276384 6544782 6721668 6908381 7131232 8022636 8726376 8962224 10696848 11635168 13089564 13443336 13816762 16045272 17452752 17924448 20725143 21393696 26179128 26886672 27633524 32090544 34905504 41450286 52358256 53773344 55267048 62175429 64181088 82900572 104716512 110534096 124350858 165801144 221068192 248701716 331602288 497403432 663204576 994806864 1989613728
- Sum of all divisors σ(n): 6333949440
- Sum of proper divisors (its aliquot sum) s(n): 4344335712
- 1989613728 is an abundant number, because the sum of its proper divisors (4344335712) is greater than itself. Its abundance is 2354721984
Bases of 1989613728
- Binary: 11101101001011100011000101000002
- Hexadecimal: 0x769718A0
- Base-36: WWKBS0
Squares and roots of 1989613728
- 1989613728 squared (19896137282) is 3958562786646057984
- 1989613728 cubed (19896137283) is 7876010863460932042050404352
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The
square root of 1989613728 is 44605.0863467385 -
The
cube root of 1989613728 is 1257.7362831349
Scales and comparisons
How big is 1989613728?- 1,989,613,728 seconds is equal to 63 years, 13 weeks, 4 days, 22 hours, 28 minutes, 48 seconds.
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To count from 1 to 1,989,613,728 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 1989613728 cubic inches would be around 104.8 feet tall.
Recreational maths with 1989613728
- 1989613728 backwards is 8273169891
- The number of decimal digits it has is: 10
- The sum of 1989613728's digits is 54
- More coming soon!
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"Number 1989613728 - Facts about the integer". Numbermatics.com. 2024. Web. 5 June 2024.
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Numbermatics. (2024). Number 1989613728 - Facts about the integer. Retrieved 5 June 2024, from https://numbermatics.com/n/1989613728/
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The information we have on file for 1989613728 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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