21365335040
21,365,335,040 is an even composite number composed of five prime numbers multiplied together.
21365335040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred seventy-six divisors.
Prime factorization of 21365335040:
210 × 5 × 7 × 331 × 1801
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 331 × 1801)See below for interesting mathematical facts about the number 21365335040 from the Numbermatics database.
Names of 21365335040
- Cardinal: 21365335040 can be written as Twenty-one billion, three hundred sixty-five million, three hundred thirty-five thousand and forty.
Scientific notation
- Scientific notation: 2.136533504 × 1010
Factors of 21365335040
Divisors of 21365335040
- Number of divisors d(n): 176
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 256 280 320 331 448 512 560 640 662 896 1024 1120 1280 1324 1655 1792 1801 2240 2317 2560 2648 3310 3584 3602 4480 4634 5120 5296 6620 7168 7204 8960 9005 9268 10592 11585 12607 13240 14408 17920 18010 18536 21184 23170 25214 26480 28816 35840 36020 37072 42368 46340 50428 52960 57632 63035 72040 74144 84736 92680 100856 105920 115264 126070 144080 148288 169472 185360 201712 211840 230528 252140 288160 296576 338944 370720 403424 423680 461056 504280 576320 593152 596131 741440 806848 847360 922112 1008560 1152640 1186304 1192262 1482880 1613696 1694720 1844224 2017120 2305280 2372608 2384524 2965760 2980655 3227392 4034240 4172917 4610560 4769048 5931520 5961310 6454784 8068480 8345834 9221120 9538096 11863040 11922620 12909568 16136960 16691668 19076192 20864585 23845240 32273920 33383336 38152384 41729170 47690480 64547840 66766672 76304768 83458340 95380960 133533344 152609536 166916680 190761920 267066688 305219072 333833360 381523840 534133376 610438144 667666720 763047680 1068266752 1335333440 1526095360 2136533504 2670666880 3052190720 4273067008 5341333760 10682667520 21365335040
- Sum of all divisors σ(n): 58783027584
- Sum of proper divisors (its aliquot sum) s(n): 37417692544
- 21365335040 is an abundant number, because the sum of its proper divisors (37417692544) is greater than itself. Its abundance is 16052357504
Bases of 21365335040
- Binary: 100111110010111100100100100000000002
- Hexadecimal: 0x4F9792400
- Base-36: 9TCDA0W
Squares and roots of 21365335040
- 21365335040 squared (213653350402) is 456477541371451801600
- 21365335040 cubed (213653350403) is 9752795609636528832395608064000
-
The
square root of 21365335040 is 146168.8579691309 -
The
cube root of 21365335040 is 2774.8312010519
Scales and comparisons
How big is 21365335040?- 21,365,335,040 seconds is equal to 679 years, 18 weeks, 1 day, 23 hours, 17 minutes, 20 seconds.
-
To count from 1 to 21,365,335,040 would take you about one thousand, three hundred fifty-eight 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 21365335040 cubic inches would be around 231.2 feet tall.
Recreational maths with 21365335040
- 21365335040 backwards is 04053356312
- 21365335040 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21365335040's digits is 32
- More coming soon!
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