21442049664
21,442,049,664 is an even composite number composed of five prime numbers multiplied together.
What does the number 21442049664 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 192 divisors.
21442049664 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 21442049664:
27 × 3 × 7 × 672 × 1777
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 67 × 67 × 1777)See below for interesting mathematical facts about the number 21442049664 from the Numbermatics database.
Names of 21442049664
- Cardinal: 21442049664 can be written as Twenty-one billion, four hundred forty-two million, forty-nine thousand, six hundred sixty-four.
Scientific notation
- Scientific notation: 2.1442049664 × 1010
Factors of 21442049664
Divisors of 21442049664
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 67 84 96 112 128 134 168 192 201 224 268 336 384 402 448 469 536 672 804 896 938 1072 1344 1407 1608 1777 1876 2144 2688 2814 3216 3554 3752 4288 4489 5331 5628 6432 7108 7504 8576 8978 10662 11256 12439 12864 13467 14216 15008 17956 21324 22512 24878 25728 26934 28432 30016 31423 35912 37317 42648 45024 49756 53868 56864 60032 62846 71824 74634 85296 90048 94269 99512 107736 113728 119059 125692 143648 149268 170592 180096 188538 199024 215472 227456 238118 251384 287296 298536 341184 357177 377076 398048 430944 476236 502768 574592 597072 682368 714354 754152 796096 833413 861888 952472 1005536 1194144 1428708 1508304 1592192 1666826 1723776 1904944 2011072 2388288 2500239 2857416 3016608 3333652 3809888 4022144 4776576 5000478 5714832 6033216 6667304 7619776 7976953 10000956 11429664 12066432 13334608 15239552 15953906 20001912 22859328 23930859 26669216 31907812 40003824 45718656 47861718 53338432 55838671 63815624 80007648 95723436 106676864 111677342 127631248 160015296 167516013 191446872 223354684 255262496 320030592 335032026 382893744 446709368 510524992 670064052 765787488 893418736 1021049984 1340128104 1531574976 1786837472 2680256208 3063149952 3573674944 5360512416 7147349888 10721024832 21442049664
- Sum of all divisors σ(n): 66115143360
- Sum of proper divisors (its aliquot sum) s(n): 44673093696
- 21442049664 is an abundant number, because the sum of its proper divisors (44673093696) is greater than itself. Its abundance is 23231044032
Bases of 21442049664
- Binary: 100111111100000101110110110100000002
- Hexadecimal: 0x4FE0BB680
- Base-36: 9UM1JEO
Squares and roots of 21442049664
- 21442049664 squared (214420496642) is 459761493793442512896
- 21442049664 cubed (214420496643) is 9858228783513822119044992466944
-
The
square root of 21442049664 is 146431.0406437105 -
The
cube root of 21442049664 is 2778.1483478985
Scales and comparisons
How big is 21442049664?- 21,442,049,664 seconds is equal to 681 years, 41 weeks, 20 hours, 54 minutes, 24 seconds.
-
To count from 1 to 21,442,049,664 would take you about one thousand, three hundred sixty-three 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 21442049664 cubic inches would be around 231.5 feet tall.
Recreational maths with 21442049664
- 21442049664 backwards is 46694024412
- 21442049664 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21442049664's digits is 42
- More coming soon!
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