6427994391
6,427,994,391 is an odd composite number composed of six prime numbers multiplied together.
6427994391 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 6427994391:
32 × 72 × 13 × 23 × 29 × 412
(3 × 3 × 7 × 7 × 13 × 23 × 29 × 41 × 41)See below for interesting mathematical facts about the number 6427994391 from the Numbermatics database.
Names of 6427994391
- Cardinal: 6427994391 can be written as Six billion, four hundred twenty-seven million, nine hundred ninety-four thousand, three hundred ninety-one.
Scientific notation
- Scientific notation: 6.427994391 × 109
Factors of 6427994391
Divisors of 6427994391
- Number of divisors d(n): 216
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Complete list of divisors:
1 3 7 9 13 21 23 29 39 41 49 63 69 87 91 117 123 147 161 203 207 261 273 287 299 369 377 441 483 533 609 637 667 819 861 897 943 1127 1131 1189 1421 1449 1599 1681 1827 1911 2001 2009 2093 2583 2639 2691 2829 3381 3393 3567 3731 4263 4669 4797 5043 5733 6003 6027 6279 6601 7917 8323 8487 8671 10143 10701 11193 11767 12259 12789 14007 14651 15129 15457 18081 18473 18837 19803 21853 23751 24969 26013 26117 27347 32683 33579 35301 36777 38663 42021 43953 46207 46371 48749 55419 58261 59409 60697 65559 74907 78039 78351 82041 82369 85813 98049 105903 108199 110331 115989 131859 138621 139113 146247 152971 166257 174783 182091 191429 196677 235053 246123 247107 257439 270641 294147 324597 341243 347967 355511 415863 424879 438741 458913 502619 524349 546273 574287 600691 633737 741321 757393 772317 811923 973791 1023729 1066533 1070797 1121227 1274637 1340003 1376739 1507857 1722861 1802073 1894487 1901211 2272179 2388701 2435769 2488577 3071187 3199599 3212391 3363681 3518333 3823911 4020009 4436159 4523571 5406219 5683461 5703633 6816537 7166103 7465731 7848589 9637173 10091043 10554999 12060027 13308477 14575951 17050383 17420039 21498309 22397193 23545767 24628331 31053113 31664997 39925431 43727853 52260117 54940123 70637301 73884993 93159339 102031657 131183559 156780351 164820369 221654979 279478017 306094971 494461107 714221599 918284913 2142664797 6427994391
- Sum of all divisors σ(n): 12869569440
- Sum of proper divisors (its aliquot sum) s(n): 6441575049
- 6427994391 is an abundant number, because the sum of its proper divisors (6441575049) is greater than itself. Its abundance is 13580658
Bases of 6427994391
- Binary: 1011111110010001101101001000101112
- Hexadecimal: 0x17F236917
- Base-36: 2YB287R
Squares and roots of 6427994391
- 6427994391 squared (64279943912) is 41319111890727460881
- 6427994391 cubed (64279943913) is 265599019474697523452739918471
-
The
square root of 6427994391 is 80174.7740314869 -
The
cube root of 6427994391 is 1859.3386471139
Scales and comparisons
How big is 6427994391?- 6,427,994,391 seconds is equal to 204 years, 20 weeks, 2 days, 1 hour, 59 minutes, 51 seconds.
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To count from 1 to 6,427,994,391 would take you about four hundred eight 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 6427994391 cubic inches would be around 154.9 feet tall.
Recreational maths with 6427994391
- 6427994391 backwards is 1934997246
- The number of decimal digits it has is: 10
- The sum of 6427994391's digits is 54
- More coming soon!
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