21423288900
21,423,288,900 is an even composite number composed of seven prime numbers multiplied together.
21423288900 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21423288900:
22 × 3 × 52 × 13 × 29 × 307 × 617
(2 × 2 × 3 × 5 × 5 × 13 × 29 × 307 × 617)See below for interesting mathematical facts about the number 21423288900 from the Numbermatics database.
Names of 21423288900
- Cardinal: 21423288900 can be written as Twenty-one billion, four hundred twenty-three million, two hundred eighty-eight thousand, nine hundred.
Scientific notation
- Scientific notation: 2.14232889 × 1010
Factors of 21423288900
Divisors of 21423288900
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 10 12 13 15 20 25 26 29 30 39 50 52 58 60 65 75 78 87 100 116 130 145 150 156 174 195 260 290 300 307 325 348 377 390 435 580 614 617 650 725 754 780 870 921 975 1131 1228 1234 1300 1450 1508 1535 1740 1842 1851 1885 1950 2175 2262 2468 2900 3070 3085 3684 3702 3770 3900 3991 4350 4524 4605 5655 6140 6170 7404 7540 7675 7982 8021 8700 8903 9210 9255 9425 11310 11973 12340 15350 15425 15964 16042 17806 17893 18420 18510 18850 19955 22620 23025 23946 24063 26709 28275 30700 30850 32084 35612 35786 37020 37700 39910 40105 44515 46050 46275 47892 48126 53418 53679 56550 59865 61700 71572 79820 80210 89030 89465 92100 92550 96252 99775 106836 107358 113100 115739 119730 120315 133545 160420 178060 178930 185100 189419 199550 200525 214716 222575 231478 232609 239460 240630 267090 268395 299325 347217 357860 378838 399100 401050 445150 447325 462956 465218 481260 534180 536790 568257 578695 598650 601575 667725 694434 697827 757676 802100 890300 894650 930436 947095 1073580 1136514 1157390 1163045 1197300 1203150 1335450 1341975 1388868 1395654 1736085 1789300 1894190 2273028 2314780 2326090 2406300 2462447 2670900 2683950 2791308 2841285 2893475 3472170 3489135 3788380 4652180 4735475 4924894 5367900 5493151 5682570 5786950 5815225 6944340 6978270 7387341 8680425 9470950 9849788 10986302 11365140 11573900 11630450 12312235 13956540 14206425 14774682 16479453 17360850 17445675 18941900 21972604 23260900 24624470 27465755 28412850 29549364 32958906 34721700 34891350 36936705 49248940 54931510 56825700 61561175 65917812 69782700 71410963 73873410 82397265 109863020 123122350 137328775 142821926 147746820 164794530 184683525 214232889 246244700 274657550 285643852 329589060 357054815 369367050 411986325 428465778 549315100 714109630 738734100 823972650 856931556 1071164445 1428219260 1647945300 1785274075 2142328890 3570548150 4284657780 5355822225 7141096300 10711644450 21423288900
- Sum of all divisors σ(n): 69391808640
- Sum of proper divisors (its aliquot sum) s(n): 47968519740
- 21423288900 is an abundant number, because the sum of its proper divisors (47968519740) is greater than itself. Its abundance is 26545230840
Bases of 21423288900
- Binary: 100111111001110110101110010010001002
- Hexadecimal: 0x4FCED7244
- Base-36: 9UAVFIC
Squares and roots of 21423288900
- 21423288900 squared (214232889002) is 458957307292863210000
- 21423288900 cubed (214232889003) is 9832374986901085456011369000000
-
The
square root of 21423288900 is 146366.9665600815 -
The
cube root of 21423288900 is 2777.3378626663
Scales and comparisons
How big is 21423288900?- 21,423,288,900 seconds is equal to 681 years, 10 weeks, 17 hours, 35 minutes.
-
To count from 1 to 21,423,288,900 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 21423288900 cubic inches would be around 231.4 feet tall.
Recreational maths with 21423288900
- 21423288900 backwards is 00988232412
- 21423288900 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21423288900's digits is 39
- More coming soon!
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