6442128693
6,442,128,693 is an odd composite number composed of six prime numbers multiplied together.
6442128693 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 6442128693:
34 × 7 × 112 × 13 × 31 × 233
(3 × 3 × 3 × 3 × 7 × 11 × 11 × 13 × 31 × 233)See below for interesting mathematical facts about the number 6442128693 from the Numbermatics database.
Names of 6442128693
- Cardinal: 6442128693 can be written as Six billion, four hundred forty-two million, one hundred twenty-eight thousand, six hundred ninety-three.
Scientific notation
- Scientific notation: 6.442128693 × 109
Factors of 6442128693
Divisors of 6442128693
- Number of divisors d(n): 240
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Complete list of divisors:
1 3 7 9 11 13 21 27 31 33 39 63 77 81 91 93 99 117 121 143 189 217 231 233 273 279 297 341 351 363 403 429 567 651 693 699 819 837 847 891 1001 1023 1053 1089 1209 1287 1573 1631 1953 2079 2097 2387 2457 2511 2541 2563 2821 3003 3029 3069 3267 3627 3751 3861 4433 4719 4893 5859 6237 6291 7161 7223 7371 7623 7689 8463 9009 9087 9207 9801 10881 11011 11253 11583 13299 14157 14679 17577 17941 18873 21203 21483 21669 22869 23067 25389 26257 27027 27261 27621 28193 31031 32643 33033 33319 33759 39897 42471 44037 48763 50561 53823 63609 64449 65007 68607 69201 76167 78771 79453 81081 81783 84579 93093 93899 99099 99957 101277 119691 127413 132111 146289 151683 161469 190827 193347 195021 197351 207603 228501 233233 236313 238359 245349 253737 279279 281697 297297 299871 303831 341341 359073 366509 438867 455049 484407 556171 572481 585063 592053 657293 699699 708939 715077 761211 837837 845091 873983 891891 899613 1024023 1032889 1099527 1316601 1365147 1453221 1668513 1717443 1776159 1971879 2099097 2126817 2145231 2283633 2513511 2535273 2565563 2621949 2698839 3072069 3098667 3298581 3949803 4095441 5005539 5328477 5915637 6117881 6297291 6435693 7230223 7605819 7696689 7865847 9216207 9296001 9895743 11361779 15016617 15985431 17746911 18353643 18891873 21690669 23090067 23597541 27648621 27888003 29687229 34085337 45049851 53240733 55060929 65072007 69270201 70792623 79532453 83664009 102256011 165182787 195216021 207810603 238597359 306768033 495548361 585648063 715792077 920304099 2147376231 6442128693
- Sum of all divisors σ(n): 13496491008
- Sum of proper divisors (its aliquot sum) s(n): 7054362315
- 6442128693 is an abundant number, because the sum of its proper divisors (7054362315) is greater than itself. Its abundance is 612233622
Bases of 6442128693
- Binary: 1011111111111101100010101001101012
- Hexadecimal: 0x17FFB1535
- Base-36: 2YJH6B9
Squares and roots of 6442128693
- 6442128693 squared (64421286932) is 41501022097173888249
- 6442128693 cubed (64421286933) is 267354925241030939699258428557
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The
square root of 6442128693 is 80262.8724442379 -
The
cube root of 6442128693 is 1860.7004619847
Scales and comparisons
How big is 6442128693?- 6,442,128,693 seconds is equal to 204 years, 43 weeks, 4 days, 16 hours, 11 minutes, 33 seconds.
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To count from 1 to 6,442,128,693 would take you about four hundred 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 6442128693 cubic inches would be around 155.1 feet tall.
Recreational maths with 6442128693
- 6442128693 backwards is 3968212446
- The number of decimal digits it has is: 10
- The sum of 6442128693's digits is 45
- More coming soon!
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