21429293760
21,429,293,760 is an even composite number composed of five prime numbers multiplied together.
21429293760 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-two divisors.
Prime factorization of 21429293760:
26 × 32 × 5 × 7 × 10312
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 1031 × 1031)See below for interesting mathematical facts about the number 21429293760 from the Numbermatics database.
Names of 21429293760
- Cardinal: 21429293760 can be written as Twenty-one billion, four hundred twenty-nine million, two hundred ninety-three thousand, seven hundred sixty.
Scientific notation
- Scientific notation: 2.142929376 × 1010
Factors of 21429293760
Divisors of 21429293760
- Number of divisors d(n): 252
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 140 144 160 168 180 192 210 224 240 252 280 288 315 320 336 360 420 448 480 504 560 576 630 672 720 840 960 1008 1031 1120 1260 1344 1440 1680 2016 2062 2240 2520 2880 3093 3360 4032 4124 5040 5155 6186 6720 7217 8248 9279 10080 10310 12372 14434 15465 16496 18558 20160 20620 21651 24744 28868 30930 32992 36085 37116 41240 43302 46395 49488 57736 61860 64953 65984 72170 74232 82480 86604 92790 98976 108255 115472 123720 129906 144340 148464 164960 173208 185580 197952 216510 230944 247440 259812 288680 296928 324765 329920 346416 371160 433020 461888 494880 519624 577360 593856 649530 692832 742320 866040 989760 1039248 1062961 1154720 1299060 1385664 1484640 1732080 2078496 2125922 2309440 2598120 2969280 3188883 3464160 4156992 4251844 5196240 5314805 6377766 6928320 7440727 8503688 9566649 10392480 10629610 12755532 14881454 15944415 17007376 19133298 20784960 21259220 22322181 25511064 29762908 31888830 34014752 37203635 38266596 42518440 44644362 47833245 51022128 59525816 63777660 66966543 68029504 74407270 76533192 85036880 89288724 95666490 102044256 111610905 119051632 127555320 133933086 148814540 153066384 170073760 178577448 191332980 204088512 223221810 238103264 255110640 267866172 297629080 306132768 334832715 340147520 357154896 382665960 446443620 476206528 510221280 535732344 595258160 612265536 669665430 714309792 765331920 892887240 1020442560 1071464688 1190516320 1339330860 1428619584 1530663840 1785774480 2142929376 2381032640 2678661720 3061327680 3571548960 4285858752 5357323440 7143097920 10714646880 21429293760
- Sum of all divisors σ(n): 84319317264
- Sum of proper divisors (its aliquot sum) s(n): 62890023504
- 21429293760 is an abundant number, because the sum of its proper divisors (62890023504) is greater than itself. Its abundance is 41460729744
Bases of 21429293760
- Binary: 100111111010100100100010010110000002
- Hexadecimal: 0x4FD4912C0
- Base-36: 9UEG4W0
Squares and roots of 21429293760
- 21429293760 squared (214292937602) is 459214631052374937600
- 21429293760 cubed (214292937603) is 9840645227711360483492069376000
-
The
square root of 21429293760 is 146387.4781530169 -
The
cube root of 21429293760 is 2777.5973305621
Scales and comparisons
How big is 21429293760?- 21,429,293,760 seconds is equal to 681 years, 20 weeks, 5 hours, 36 minutes.
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To count from 1 to 21,429,293,760 would take you about one thousand, three hundred sixty-two 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 21429293760 cubic inches would be around 231.5 feet tall.
Recreational maths with 21429293760
- 21429293760 backwards is 06739292412
- 21429293760 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21429293760's digits is 45
- More coming soon!
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