428028999520
428,028,999,520 is an even composite number composed of five prime numbers multiplied together.
428028999520 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 428028999520:
25 × 5 × 19 × 157 × 9472
(2 × 2 × 2 × 2 × 2 × 5 × 19 × 157 × 947 × 947)See below for interesting mathematical facts about the number 428028999520 from the Numbermatics database.
Names of 428028999520
- Cardinal: 428028999520 can be written as Four hundred twenty-eight billion, twenty-eight million, nine hundred ninety-nine thousand, five hundred twenty.
Scientific notation
- Scientific notation: 4.2802899952 × 1011
Factors of 428028999520
Divisors of 428028999520
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 157 160 190 304 314 380 608 628 760 785 947 1256 1520 1570 1894 2512 2983 3040 3140 3788 4735 5024 5966 6280 7576 9470 11932 12560 14915 15152 17993 18940 23864 25120 29830 30304 35986 37880 47728 59660 71972 75760 89965 95456 119320 143944 148679 151520 179930 238640 287888 297358 359860 477280 575776 594716 719720 743395 896809 1189432 1439440 1486790 1793618 2378864 2824901 2878880 2973580 3587236 4484045 4757728 5649802 5947160 7174472 8968090 11299604 11894320 14124505 14348944 17039371 17936180 22599208 23788640 28249010 28697888 34078742 35872360 45198416 56498020 68157484 71744720 85196855 90396832 112996040 136314968 140799013 143489440 170393710 225992080 272629936 281598026 340787420 451984160 545259872 563196052 681574840 703995065 1126392104 1363149680 1407990130 2252784208 2675181247 2726299360 2815980260 4505568416 5350362494 5631960520 10700724988 11263921040 13375906235 21401449976 22527842080 26751812470 42802899952 53503624940 85605799904 107007249880 214014499760 428028999520
- Sum of all divisors σ(n): 1072352781360
- Sum of proper divisors (its aliquot sum) s(n): 644323781840
- 428028999520 is an abundant number, because the sum of its proper divisors (644323781840) is greater than itself. Its abundance is 216294782320
Bases of 428028999520
- Binary: 1100011101010001000010000110111011000002
- Hexadecimal: 0x63A8843760
- Base-36: 5GMTEXR4
Squares and roots of 428028999520
- 428028999520 squared (4280289995202) is 183208824430092160230400
- 428028999520 cubed (4280289995203) is 78418689824047681524813644689408000
-
The
square root of 428028999520 is 654239.2525062983 -
The
cube root of 428028999520 is 7536.2922450951
Scales and comparisons
How big is 428028999520?- 428,028,999,520 seconds is equal to 13,609 years, 51 weeks, 6 days, 8 hours, 18 minutes, 40 seconds.
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To count from 1 to 428,028,999,520 would take you about twenty-seven thousand, two hundred nineteen 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 428028999520 cubic inches would be around 628 feet tall.
Recreational maths with 428028999520
- 428028999520 backwards is 025999820824
- The number of decimal digits it has is: 12
- The sum of 428028999520's digits is 58
- More coming soon!
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