428993460
428,993,460 is an even composite number composed of six prime numbers multiplied together.
428993460 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 428993460:
22 × 32 × 5 × 7 × 101 × 3371
(2 × 2 × 3 × 3 × 5 × 7 × 101 × 3371)See below for interesting mathematical facts about the number 428993460 from the Numbermatics database.
Names of 428993460
- Cardinal: 428993460 can be written as Four hundred twenty-eight million, nine hundred ninety-three thousand, four hundred sixty.
Scientific notation
- Scientific notation: 4.2899346 × 108
Factors of 428993460
Divisors of 428993460
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 101 105 126 140 180 202 210 252 303 315 404 420 505 606 630 707 909 1010 1212 1260 1414 1515 1818 2020 2121 2828 3030 3371 3535 3636 4242 4545 6060 6363 6742 7070 8484 9090 10113 10605 12726 13484 14140 16855 18180 20226 21210 23597 25452 30339 31815 33710 40452 42420 47194 50565 60678 63630 67420 70791 94388 101130 117985 121356 127260 141582 151695 202260 212373 235970 283164 303390 340471 353955 424746 471940 606780 680942 707910 849492 1021413 1061865 1361884 1415820 1702355 2042826 2123730 2383297 3064239 3404710 4085652 4247460 4766594 5107065 6128478 6809420 7149891 9533188 10214130 11916485 12256956 14299782 15321195 20428260 21449673 23832970 28599564 30642390 35749455 42899346 47665940 61284780 71498910 85798692 107248365 142997820 214496730 428993460
- Sum of all divisors σ(n): 1502347392
- Sum of proper divisors (its aliquot sum) s(n): 1073353932
- 428993460 is an abundant number, because the sum of its proper divisors (1073353932) is greater than itself. Its abundance is 644360472
Bases of 428993460
- Binary: 110011001000111101011101101002
- Hexadecimal: 0x1991EBB4
- Base-36: 73ETH0
Squares and roots of 428993460
- 428993460 squared (4289934602) is 184035388722771600
- 428993460 cubed (4289934603) is 78949978170626769473736000
-
The
square root of 428993460 is 20712.1572995183 -
The
cube root of 428993460 is 754.1948406733
Scales and comparisons
How big is 428993460?- 428,993,460 seconds is equal to 13 years, 33 weeks, 2 days, 4 hours, 51 minutes.
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To count from 1 to 428,993,460 would take you about twenty 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 428993460 cubic inches would be around 62.8 feet tall.
Recreational maths with 428993460
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