1642642144
1,642,642,144 is an even composite number composed of five prime numbers multiplied together.
What does the number 1642642144 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 144 divisors.
1642642144 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 1642642144:
25 × 11 × 132 × 53 × 521
(2 × 2 × 2 × 2 × 2 × 11 × 13 × 13 × 53 × 521)See below for interesting mathematical facts about the number 1642642144 from the Numbermatics database.
Names of 1642642144
- Cardinal: 1642642144 can be written as One billion, six hundred forty-two million, six hundred forty-two thousand, one hundred forty-four.
Scientific notation
- Scientific notation: 1.642642144 × 109
Factors of 1642642144
Divisors of 1642642144
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 8 11 13 16 22 26 32 44 52 53 88 104 106 143 169 176 208 212 286 338 352 416 424 521 572 583 676 689 848 1042 1144 1166 1352 1378 1696 1859 2084 2288 2332 2704 2756 3718 4168 4576 4664 5408 5512 5731 6773 7436 7579 8336 8957 9328 11024 11462 13546 14872 15158 16672 17914 18656 22048 22924 27092 27613 29744 30316 35828 45848 54184 55226 59488 60632 71656 74503 88049 91696 98527 108368 110452 121264 143312 149006 176098 183392 197054 216736 220904 242528 286624 298012 303743 352196 358969 394108 441808 596024 607486 704392 717938 788216 883616 968539 1192048 1214972 1408784 1435876 1576432 1937078 2384096 2429944 2817568 2871752 3152864 3874156 3948659 4666597 4859888 5743504 7748312 7897318 9333194 9719776 11487008 15496624 15794636 18666388 30993248 31589272 37332776 51332567 63178544 74665552 102665134 126357088 149331104 205330268 410660536 821321072 1642642144
- Sum of all divisors σ(n): 3899753424
- Sum of proper divisors (its aliquot sum) s(n): 2257111280
- 1642642144 is an abundant number, because the sum of its proper divisors (2257111280) is greater than itself. Its abundance is 614469136
Bases of 1642642144
- Binary: 11000011110100010111010111000002
- Hexadecimal: 0x61E8BAE0
- Base-36: R5ZISG
Squares and roots of 1642642144
- 1642642144 squared (16426421442) is 2698273213244916736
- 1642642144 cubed (16426421443) is 4432297296102399224324521984
-
The
square root of 1642642144 is 40529.5218822033 -
The
cube root of 1642642144 is 1179.9066631145
Scales and comparisons
How big is 1642642144?- 1,642,642,144 seconds is equal to 52 years, 12 weeks, 1 hour, 29 minutes, 4 seconds.
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To count from 1 to 1,642,642,144 would take you about one hundred 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 1642642144 cubic inches would be around 98.3 feet tall.
Recreational maths with 1642642144
- 1642642144 backwards is 4412462461
- The number of decimal digits it has is: 10
- The sum of 1642642144's digits is 34
- More coming soon!
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