21231341568
21,231,341,568 is an even composite number composed of four prime numbers multiplied together.
21231341568 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred twelve divisors.
Prime factorization of 21231341568:
212 × 35 × 83 × 257
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 83 × 257)See below for interesting mathematical facts about the number 21231341568 from the Numbermatics database.
Names of 21231341568
- Cardinal: 21231341568 can be written as Twenty-one billion, two hundred thirty-one million, three hundred forty-one thousand, five hundred sixty-eight.
Scientific notation
- Scientific notation: 2.1231341568 × 1010
Factors of 21231341568
Divisors of 21231341568
- Number of divisors d(n): 312
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 83 96 108 128 144 162 166 192 216 243 249 256 257 288 324 332 384 432 486 498 512 514 576 648 664 747 768 771 864 972 996 1024 1028 1152 1296 1328 1494 1536 1542 1728 1944 1992 2048 2056 2241 2304 2313 2592 2656 2988 3072 3084 3456 3888 3984 4096 4112 4482 4608 4626 5184 5312 5976 6144 6168 6723 6912 6939 7776 7968 8224 8964 9216 9252 10368 10624 11952 12288 12336 13446 13824 13878 15552 15936 16448 17928 18432 18504 20169 20736 20817 21248 21331 23904 24672 26892 27648 27756 31104 31872 32896 35856 36864 37008 40338 41472 41634 42496 42662 47808 49344 53784 55296 55512 62208 62451 63744 63993 65792 71712 74016 80676 82944 83268 84992 85324 95616 98688 107568 110592 111024 124416 124902 127488 127986 131584 143424 148032 161352 165888 166536 169984 170648 191232 191979 197376 215136 222048 248832 249804 254976 255972 263168 286848 296064 322704 331776 333072 339968 341296 382464 383958 394752 430272 444096 497664 499608 509952 511944 526336 573696 575937 592128 645408 666144 682592 764928 767916 789504 860544 888192 995328 999216 1019904 1023888 1052672 1147392 1151874 1184256 1290816 1332288 1365184 1529856 1535832 1579008 1721088 1727811 1776384 1998432 2047776 2294784 2303748 2368512 2581632 2664576 2730368 3059712 3071664 3158016 3442176 3455622 3552768 3996864 4095552 4589568 4607496 4737024 5163264 5183433 5329152 5460736 6143328 6884352 6911244 7105536 7993728 8191104 9179136 9214992 9474048 10326528 10366866 10658304 10921472 12286656 13768704 13822488 14211072 15987456 16382208 18429984 20653056 20733732 21316608 21842944 24573312 27537408 27644976 28422144 31974912 32764416 36859968 41306112 41467464 42633216 43685888 49146624 55289952 63949824 65528832 73719936 82612224 82934928 85266432 87371776 98293248 110579904 127899648 131057664 147439872 165869856 196586496 221159808 255799296 262115328 294879744 331739712 393172992 442319616 589759488 663479424 786345984 884639232 1179518976 1326958848 1769278464 2359037952 2653917696 3538556928 5307835392 7077113856 10615670784 21231341568
- Sum of all divisors σ(n): 64615588128
- Sum of proper divisors (its aliquot sum) s(n): 43384246560
- 21231341568 is an abundant number, because the sum of its proper divisors (43384246560) is greater than itself. Its abundance is 22152904992
Bases of 21231341568
- Binary: 100111100010111110010010000000000002
- Hexadecimal: 0x4F17C9000
- Base-36: 9R4LC00
Squares and roots of 21231341568
- 21231341568 squared (212313415682) is 450769864777084698624
- 21231341568 cubed (212313415683) is 9570448967643457415752483602432
-
The
square root of 21231341568 is 145709.7854229427 -
The
cube root of 21231341568 is 2769.0182138393
Scales and comparisons
How big is 21231341568?- 21,231,341,568 seconds is equal to 675 years, 4 weeks, 5 days, 2 hours, 52 minutes, 48 seconds.
-
To count from 1 to 21,231,341,568 would take you about one thousand, three hundred fifty 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 21231341568 cubic inches would be around 230.8 feet tall.
Recreational maths with 21231341568
- 21231341568 backwards is 86514313212
- 21231341568 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21231341568's digits is 36
- More coming soon!
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