21389889109125
21,389,889,109,125 is an odd composite number composed of five prime numbers multiplied together.
21389889109125 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21389889109125:
3 × 53 × 172 × 312 × 593
(3 × 5 × 5 × 5 × 17 × 17 × 31 × 31 × 59 × 59 × 59)See below for interesting mathematical facts about the number 21389889109125 from the Numbermatics database.
Names of 21389889109125
- Cardinal: 21389889109125 can be written as Twenty-one trillion, three hundred eighty-nine billion, eight hundred eighty-nine million, one hundred nine thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 2.1389889109125 × 1013
Factors of 21389889109125
Divisors of 21389889109125
- Number of divisors d(n): 288
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Complete list of divisors:
1 3 5 15 17 25 31 51 59 75 85 93 125 155 177 255 289 295 375 425 465 527 775 867 885 961 1003 1275 1445 1475 1581 1829 2125 2325 2635 2883 3009 3481 3875 4335 4425 4805 5015 5487 6375 7225 7375 7905 8959 9145 10443 11625 13175 14415 15045 16337 17051 17405 21675 22125 24025 25075 26877 27435 31093 36125 39525 44795 45725 49011 51153 52215 56699 59177 65875 72075 75225 81685 85255 87025 93279 107911 108375 120125 125375 134385 137175 155465 170097 177531 197625 205379 223975 228625 245055 255765 261075 277729 283495 295885 323733 360375 376125 408425 426275 435125 466395 528581 539555 616137 671925 685875 777325 833187 850485 887655 963883 1006009 1026895 1119875 1225275 1278825 1305375 1388645 1417475 1479425 1585743 1618665 1834487 2042125 2131375 2331975 2642905 2697775 2891649 3018027 3080685 3345241 3359625 3491443 3886625 4165935 4252425 4438275 4819415 5030045 5134475 5503461 6126375 6366749 6394125 6943225 7087375 7397125 7928715 8093325 9172435 10035723 10474329 11659875 13214525 13488875 14458245 15090135 15403425 16386011 16726205 17457215 19100247 20829675 21262125 22191375 24097075 25150225 25672375 27517305 31186279 31833745 34716125 39643575 40466625 45862175 49158033 50178615 52371645 56869097 59354531 66072625 72291225 75450675 77017125 81930055 83631025 87286075 93558837 95501235 104148375 108234733 120485375 125751125 137586525 155931395 159168725 170607291 178063593 197369219 198217875 229310875 245790165 250893075 261858225 284345485 296772655 324704199 361456125 377253375 409650275 418155125 436430375 467794185 477506175 541173665 592107657 687932625 779656975 795843625 853036455 890317965 966774649 986846095 1228950825 1254465375 1309291125 1421727425 1483863275 1623520995 1839990461 2048251375 2338970925 2387530875 2705868325 2900323947 2960538285 3355276723 3898284875 4265182275 4451589825 4833873245 4934230475 5519971383 6144754125 7108637125 7419316375 8117604975 9199952305 10065830169 11694854625 13529341625 14501619735 14802691425 16776383615 21325911375 22257949125 24169366225 24671152375 27599856915 40588024875 45999761525 50329150845 57039704291 72508098675 74013457125 83881918075 120846831125 137999284575 171119112873 229998807625 251645754225 285198521455 362540493375 419409590375 689996422875 855595564365 1258228771125 1425992607275 4277977821825 7129963036375 21389889109125
- Sum of all divisors σ(n): 39742229854080
- Sum of proper divisors (its aliquot sum) s(n): 18352340744955
- 21389889109125 is a deficient number, because the sum of its proper divisors (18352340744955) is less than itself. Its deficiency is 3037548364170
Bases of 21389889109125
- Binary: 1001101110100001110001011110111111100100001012
- Hexadecimal: 0x137438BDFC85
- Base-36: 7KYDNPDOL
Squares and roots of 21389889109125
- 21389889109125 squared (213898891091252) is 457527356100664286158265625
- 21389889109125 cubed (213898891091253) is 9786459411384354641674528378286361328125
-
The
square root of 21389889109125 is 4624920.4435454889 -
The
cube root of 21389889109125 is 27758.9378385903
Scales and comparisons
How big is 21389889109125?- 21,389,889,109,125 seconds is equal to 680,132 years, 16 weeks, 23 hours, 38 minutes, 45 seconds.
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To count from 1 to 21,389,889,109,125 would take you about one million, seven hundred thousand, three hundred thirty 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 21389889109125 cubic inches would be around 2313.2 feet tall.
Recreational maths with 21389889109125
- 21389889109125 backwards is 52190198898312
- The number of decimal digits it has is: 14
- The sum of 21389889109125's digits is 66
- More coming soon!
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