9990021384
9,990,021,384 is an even composite number composed of six prime numbers multiplied together.
9990021384 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 9990021384:
23 × 33 × 7 × 29 × 73 × 3121
(2 × 2 × 2 × 3 × 3 × 3 × 7 × 29 × 73 × 3121)See below for interesting mathematical facts about the number 9990021384 from the Numbermatics database.
Names of 9990021384
- Cardinal: 9990021384 can be written as Nine billion, nine hundred ninety million, twenty-one thousand, three hundred eighty-four.
Scientific notation
- Scientific notation: 9.990021384 × 109
Factors of 9990021384
Divisors of 9990021384
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 29 36 42 54 56 58 63 72 73 84 87 108 116 126 146 168 174 189 203 216 219 232 252 261 292 348 378 406 438 504 511 522 584 609 657 696 756 783 812 876 1022 1044 1218 1314 1512 1533 1566 1624 1752 1827 1971 2044 2088 2117 2436 2628 3066 3121 3132 3654 3942 4088 4234 4599 4872 5256 5481 6132 6242 6264 6351 7308 7884 8468 9198 9363 10962 12264 12484 12702 13797 14616 14819 15768 16936 18396 18726 19053 21847 21924 24968 25404 27594 28089 29638 36792 37452 38106 43694 43848 44457 50808 55188 56178 57159 59276 65541 74904 76212 84267 87388 88914 90509 110376 112356 114318 118552 131082 133371 152424 168534 174776 177828 181018 196623 224712 227833 228636 262164 266742 271527 337068 355656 362036 393246 400113 455666 457272 524328 533484 543054 589869 633563 674136 683499 724072 786492 800226 814581 911332 1066968 1086108 1179738 1267126 1366998 1572984 1594831 1600452 1629162 1822664 1900689 2050497 2172216 2359476 2443743 2534252 2733996 3189662 3200904 3258324 3801378 4100994 4718952 4784493 4887486 5068504 5467992 5702067 6151491 6379324 6516648 6607157 7602756 8201988 9568986 9774972 11404134 12302982 12758648 13214314 14353479 15205512 16403976 17106201 19137972 19549944 19821471 22808268 24605964 26428628 28706958 34212402 38275944 39642942 43060437 45616536 46250099 49211928 52857256 57413916 59464413 68424804 79285884 86120874 92500198 114827832 118928826 136849608 138750297 158571768 172241748 178393239 185000396 237857652 277500594 344483496 356786478 370000792 416250891 475715304 555001188 713572956 832501782 1110002376 1248752673 1427145912 1665003564 2497505346 3330007128 4995010692 9990021384
- Sum of all divisors σ(n): 33268032000
- Sum of proper divisors (its aliquot sum) s(n): 23278010616
- 9990021384 is an abundant number, because the sum of its proper divisors (23278010616) is greater than itself. Its abundance is 13287989232
Bases of 9990021384
- Binary: 10010100110111001110100001000010002
- Hexadecimal: 0x25373A108
- Base-36: 4L7STU0
Squares and roots of 9990021384
- 9990021384 squared (99900213842) is 99800527252777275456
- 9990021384 cubed (99900213843) is 997009401389719755194698351104
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The
square root of 9990021384 is 99950.0944671889 -
The
cube root of 9990021384 is 2153.7178423251
Scales and comparisons
How big is 9990021384?- 9,990,021,384 seconds is equal to 317 years, 33 weeks, 6 days, 5 hours, 56 minutes, 24 seconds.
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To count from 1 to 9,990,021,384 would take you about six hundred thirty-five 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 9990021384 cubic inches would be around 179.5 feet tall.
Recreational maths with 9990021384
- 9990021384 backwards is 4831200999
- The number of decimal digits it has is: 10
- The sum of 9990021384's digits is 45
- More coming soon!
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The information we have on file for 9990021384 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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